diff options
Diffstat (limited to 'package/mac80211/patches/300-pending_work.patch')
| -rw-r--r-- | package/mac80211/patches/300-pending_work.patch | 2371 |
1 files changed, 633 insertions, 1738 deletions
diff --git a/package/mac80211/patches/300-pending_work.patch b/package/mac80211/patches/300-pending_work.patch index 64067f2d4..9afe20e8c 100644 --- a/package/mac80211/patches/300-pending_work.patch +++ b/package/mac80211/patches/300-pending_work.patch @@ -1,239 +1,552 @@ ---- a/drivers/net/wireless/ath/ath9k/ar9003_mac.c -+++ b/drivers/net/wireless/ath/ath9k/ar9003_mac.c -@@ -326,7 +326,6 @@ static bool ar9003_hw_get_isr(struct ath - static int ar9003_hw_proc_txdesc(struct ath_hw *ah, void *ds, - struct ath_tx_status *ts) +--- a/drivers/net/wireless/ath/ath5k/base.c ++++ b/drivers/net/wireless/ath/ath5k/base.c +@@ -1171,7 +1171,7 @@ ath5k_check_ibss_tsf(struct ath5k_hw *ah + + if (ieee80211_is_beacon(mgmt->frame_control) && + le16_to_cpu(mgmt->u.beacon.capab_info) & WLAN_CAPABILITY_IBSS && +- memcmp(mgmt->bssid, common->curbssid, ETH_ALEN) == 0) { ++ compare_ether_addr(mgmt->bssid, common->curbssid) == 0) { + /* + * Received an IBSS beacon with the same BSSID. Hardware *must* + * have updated the local TSF. We have to work around various +@@ -1235,7 +1235,7 @@ ath5k_update_beacon_rssi(struct ath5k_hw + + /* only beacons from our BSSID */ + if (!ieee80211_is_beacon(mgmt->frame_control) || +- memcmp(mgmt->bssid, common->curbssid, ETH_ALEN) != 0) ++ compare_ether_addr(mgmt->bssid, common->curbssid) != 0) + return; + + ewma_add(&ah->ah_beacon_rssi_avg, rssi); +@@ -2416,6 +2416,19 @@ ath5k_tx_complete_poll_work(struct work_ + * Initialization routines * + \*************************/ + ++static const struct ieee80211_iface_limit if_limits[] = { ++ { .max = 256, .types = BIT(NL80211_IFTYPE_STATION) }, ++ { .max = 4, .types = BIT(NL80211_IFTYPE_AP) | ++ BIT(NL80211_IFTYPE_MESH_POINT) }, ++}; ++ ++static const struct ieee80211_iface_combination if_comb = { ++ .limits = if_limits, ++ .n_limits = ARRAY_SIZE(if_limits), ++ .max_interfaces = 256, ++ .num_different_channels = 1, ++}; ++ + int __devinit + ath5k_init_ah(struct ath5k_hw *ah, const struct ath_bus_ops *bus_ops) { -- struct ar9003_txc *txc = (struct ar9003_txc *) ds; - struct ar9003_txs *ads; - u32 status; +@@ -2437,6 +2450,9 @@ ath5k_init_ah(struct ath5k_hw *ah, const + BIT(NL80211_IFTYPE_ADHOC) | + BIT(NL80211_IFTYPE_MESH_POINT); -@@ -336,11 +335,7 @@ static int ar9003_hw_proc_txdesc(struct - if ((status & AR_TxDone) == 0) - return -EINPROGRESS; ++ hw->wiphy->iface_combinations = &if_comb; ++ hw->wiphy->n_iface_combinations = 1; ++ + /* SW support for IBSS_RSN is provided by mac80211 */ + hw->wiphy->flags |= WIPHY_FLAG_IBSS_RSN; + +--- a/drivers/net/wireless/ath/ath9k/ani.c ++++ b/drivers/net/wireless/ath/ath9k/ani.c +@@ -274,7 +274,9 @@ static void ath9k_hw_set_ofdm_nil(struct + aniState->rssiThrLow, aniState->rssiThrHigh); + + if (aniState->update_ani) +- aniState->ofdmNoiseImmunityLevel = immunityLevel; ++ aniState->ofdmNoiseImmunityLevel = ++ (immunityLevel > ATH9K_ANI_OFDM_DEF_LEVEL) ? ++ immunityLevel : ATH9K_ANI_OFDM_DEF_LEVEL; + + entry_ofdm = &ofdm_level_table[aniState->ofdmNoiseImmunityLevel]; + entry_cck = &cck_level_table[aniState->cckNoiseImmunityLevel]; +@@ -340,7 +342,9 @@ static void ath9k_hw_set_cck_nil(struct + immunityLevel = ATH9K_ANI_CCK_MAX_LEVEL_LOW_RSSI; + + if (aniState->update_ani) +- aniState->cckNoiseImmunityLevel = immunityLevel; ++ aniState->cckNoiseImmunityLevel = ++ (immunityLevel > ATH9K_ANI_CCK_DEF_LEVEL) ? ++ immunityLevel : ATH9K_ANI_CCK_DEF_LEVEL; + + entry_ofdm = &ofdm_level_table[aniState->ofdmNoiseImmunityLevel]; + entry_cck = &cck_level_table[aniState->cckNoiseImmunityLevel]; +--- a/drivers/net/wireless/ath/ath9k/ar5008_phy.c ++++ b/drivers/net/wireless/ath/ath9k/ar5008_phy.c +@@ -618,19 +618,10 @@ static void ar5008_hw_init_bb(struct ath + u32 synthDelay; -- ts->qid = MS(ads->ds_info, AR_TxQcuNum); -- if (!txc || (MS(txc->info, AR_TxQcuNum) == ts->qid)) -- ah->ts_tail = (ah->ts_tail + 1) % ah->ts_size; + synthDelay = REG_READ(ah, AR_PHY_RX_DELAY) & AR_PHY_RX_DELAY_DELAY; +- if (IS_CHAN_B(chan)) +- synthDelay = (4 * synthDelay) / 22; - else -- return -ENOENT; -+ ah->ts_tail = (ah->ts_tail + 1) % ah->ts_size; - - if ((MS(ads->ds_info, AR_DescId) != ATHEROS_VENDOR_ID) || - (MS(ads->ds_info, AR_TxRxDesc) != 1)) { -@@ -354,6 +349,7 @@ static int ar9003_hw_proc_txdesc(struct - ts->ts_seqnum = MS(status, AR_SeqNum); - ts->tid = MS(status, AR_TxTid); - -+ ts->qid = MS(ads->ds_info, AR_TxQcuNum); - ts->desc_id = MS(ads->status1, AR_TxDescId); - ts->ts_tstamp = ads->status4; - ts->ts_status = 0; -@@ -440,20 +436,14 @@ int ath9k_hw_process_rxdesc_edma(struct - struct ar9003_rxs *rxsp = (struct ar9003_rxs *) buf_addr; - unsigned int phyerr; - -- /* TODO: byte swap on big endian for ar9300_10 */ +- synthDelay /= 10; - -- if (!rxs) { -- if ((rxsp->status11 & AR_RxDone) == 0) -- return -EINPROGRESS; -- -- if (MS(rxsp->ds_info, AR_DescId) != 0x168c) -- return -EINVAL; -+ if ((rxsp->status11 & AR_RxDone) == 0) -+ return -EINPROGRESS; +- if (IS_CHAN_HALF_RATE(chan)) +- synthDelay *= 2; +- else if (IS_CHAN_QUARTER_RATE(chan)) +- synthDelay *= 4; -- if ((rxsp->ds_info & (AR_TxRxDesc | AR_CtrlStat)) != 0) -- return -EINPROGRESS; -+ if (MS(rxsp->ds_info, AR_DescId) != 0x168c) -+ return -EINVAL; + REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_EN); -- return 0; -- } -+ if ((rxsp->ds_info & (AR_TxRxDesc | AR_CtrlStat)) != 0) -+ return -EINPROGRESS; - - rxs->rs_status = 0; - rxs->rs_flags = 0; -@@ -510,7 +500,11 @@ int ath9k_hw_process_rxdesc_edma(struct - */ - if (rxsp->status11 & AR_CRCErr) - rxs->rs_status |= ATH9K_RXERR_CRC; -- else if (rxsp->status11 & AR_PHYErr) { -+ else if (rxsp->status11 & AR_DecryptCRCErr) -+ rxs->rs_status |= ATH9K_RXERR_DECRYPT; -+ else if (rxsp->status11 & AR_MichaelErr) -+ rxs->rs_status |= ATH9K_RXERR_MIC; -+ if (rxsp->status11 & AR_PHYErr) { - phyerr = MS(rxsp->status11, AR_PHYErrCode); - /* - * If we reach a point here where AR_PostDelimCRCErr is -@@ -532,11 +526,7 @@ int ath9k_hw_process_rxdesc_edma(struct - rxs->rs_status |= ATH9K_RXERR_PHY; - rxs->rs_phyerr = phyerr; - } +- udelay(synthDelay + BASE_ACTIVATE_DELAY); ++ ath9k_hw_synth_delay(ah, chan, synthDelay); + } + + static void ar5008_hw_init_chain_masks(struct ath_hw *ah) +@@ -868,7 +859,7 @@ static int ar5008_hw_process_ini(struct + ar5008_hw_set_channel_regs(ah, chan); + ar5008_hw_init_chain_masks(ah); + ath9k_olc_init(ah); +- ath9k_hw_apply_txpower(ah, chan); ++ ath9k_hw_apply_txpower(ah, chan, false); + + /* Write analog registers */ + if (!ath9k_hw_set_rf_regs(ah, chan, freqIndex)) { +@@ -948,12 +939,8 @@ static bool ar5008_hw_rfbus_req(struct a + static void ar5008_hw_rfbus_done(struct ath_hw *ah) + { + u32 synthDelay = REG_READ(ah, AR_PHY_RX_DELAY) & AR_PHY_RX_DELAY_DELAY; +- if (IS_CHAN_B(ah->curchan)) +- synthDelay = (4 * synthDelay) / 22; +- else +- synthDelay /= 10; + +- udelay(synthDelay + BASE_ACTIVATE_DELAY); ++ ath9k_hw_synth_delay(ah, ah->curchan, synthDelay); + + REG_WRITE(ah, AR_PHY_RFBUS_REQ, 0); + } +--- a/drivers/net/wireless/ath/ath9k/ar9003_calib.c ++++ b/drivers/net/wireless/ath/ath9k/ar9003_calib.c +@@ -1000,10 +1000,12 @@ static bool ar9003_hw_init_cal(struct at + if (mci && IS_CHAN_2GHZ(chan) && run_agc_cal) + ar9003_mci_init_cal_req(ah, &is_reusable); + +- txiqcal_done = ar9003_hw_tx_iq_cal_run(ah); +- REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_DIS); +- udelay(5); +- REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_EN); ++ if (!(IS_CHAN_HALF_RATE(chan) || IS_CHAN_QUARTER_RATE(chan))) { ++ txiqcal_done = ar9003_hw_tx_iq_cal_run(ah); ++ REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_DIS); ++ udelay(5); ++ REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_EN); ++ } + + skip_tx_iqcal: + if (run_agc_cal || !(ah->ah_flags & AH_FASTCC)) { +--- a/drivers/net/wireless/ath/ath9k/ar9003_paprd.c ++++ b/drivers/net/wireless/ath/ath9k/ar9003_paprd.c +@@ -54,7 +54,7 @@ void ar9003_paprd_enable(struct ath_hw * + + if (val) { + ah->paprd_table_write_done = true; +- ath9k_hw_apply_txpower(ah, chan); ++ ath9k_hw_apply_txpower(ah, chan, false); + } + + REG_RMW_FIELD(ah, AR_PHY_PAPRD_CTRL0_B0, +--- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c ++++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c +@@ -524,22 +524,10 @@ static void ar9003_hw_init_bb(struct ath + * Value is in 100ns increments. + */ + synthDelay = REG_READ(ah, AR_PHY_RX_DELAY) & AR_PHY_RX_DELAY_DELAY; +- if (IS_CHAN_B(chan)) +- synthDelay = (4 * synthDelay) / 22; +- else +- synthDelay /= 10; + + /* Activate the PHY (includes baseband activate + synthesizer on) */ + REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_EN); - -- } else if (rxsp->status11 & AR_DecryptCRCErr) -- rxs->rs_status |= ATH9K_RXERR_DECRYPT; -- else if (rxsp->status11 & AR_MichaelErr) -- rxs->rs_status |= ATH9K_RXERR_MIC; -+ }; +- /* +- * There is an issue if the AP starts the calibration before +- * the base band timeout completes. This could result in the +- * rx_clear false triggering. As a workaround we add delay an +- * extra BASE_ACTIVATE_DELAY usecs to ensure this condition +- * does not happen. +- */ +- udelay(synthDelay + BASE_ACTIVATE_DELAY); ++ ath9k_hw_synth_delay(ah, chan, synthDelay); + } + + static void ar9003_hw_set_chain_masks(struct ath_hw *ah, u8 rx, u8 tx) +@@ -690,7 +678,7 @@ static int ar9003_hw_process_ini(struct + ar9003_hw_override_ini(ah); + ar9003_hw_set_channel_regs(ah, chan); + ar9003_hw_set_chain_masks(ah, ah->rxchainmask, ah->txchainmask); +- ath9k_hw_apply_txpower(ah, chan); ++ ath9k_hw_apply_txpower(ah, chan, false); + + if (AR_SREV_9462(ah)) { + if (REG_READ_FIELD(ah, AR_PHY_TX_IQCAL_CONTROL_0, +@@ -721,6 +709,14 @@ static void ar9003_hw_set_rfmode(struct + + if (IS_CHAN_A_FAST_CLOCK(ah, chan)) + rfMode |= (AR_PHY_MODE_DYNAMIC | AR_PHY_MODE_DYN_CCK_DISABLE); ++ if (IS_CHAN_QUARTER_RATE(chan)) ++ rfMode |= AR_PHY_MODE_QUARTER; ++ if (IS_CHAN_HALF_RATE(chan)) ++ rfMode |= AR_PHY_MODE_HALF; ++ ++ if (rfMode & (AR_PHY_MODE_QUARTER | AR_PHY_MODE_HALF)) ++ REG_RMW_FIELD(ah, AR_PHY_FRAME_CTL, ++ AR_PHY_FRAME_CTL_CF_OVERLAP_WINDOW, 3); + + REG_WRITE(ah, AR_PHY_MODE, rfMode); + } +@@ -791,12 +787,8 @@ static bool ar9003_hw_rfbus_req(struct a + static void ar9003_hw_rfbus_done(struct ath_hw *ah) + { + u32 synthDelay = REG_READ(ah, AR_PHY_RX_DELAY) & AR_PHY_RX_DELAY_DELAY; +- if (IS_CHAN_B(ah->curchan)) +- synthDelay = (4 * synthDelay) / 22; +- else +- synthDelay /= 10; + +- udelay(synthDelay + BASE_ACTIVATE_DELAY); ++ ath9k_hw_synth_delay(ah, ah->curchan, synthDelay); + + REG_WRITE(ah, AR_PHY_RFBUS_REQ, 0); + } +--- a/drivers/net/wireless/ath/ath9k/ar9003_phy.h ++++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.h +@@ -468,6 +468,9 @@ + #define AR_PHY_ADDAC_PARA_CTL (AR_SM_BASE + 0x150) + #define AR_PHY_XPA_CFG (AR_SM_BASE + 0x158) + ++#define AR_PHY_FRAME_CTL_CF_OVERLAP_WINDOW 3 ++#define AR_PHY_FRAME_CTL_CF_OVERLAP_WINDOW_S 0 ++ + #define AR_PHY_SPUR_MASK_A_CF_PUNC_MASK_IDX_A 0x0001FC00 + #define AR_PHY_SPUR_MASK_A_CF_PUNC_MASK_IDX_A_S 10 + #define AR_PHY_SPUR_MASK_A_CF_PUNC_MASK_A 0x3FF +--- a/drivers/net/wireless/ath/ath9k/ar9462_2p0_initvals.h ++++ b/drivers/net/wireless/ath/ath9k/ar9462_2p0_initvals.h +@@ -1115,9 +1115,9 @@ static const u32 ar9462_2p0_mac_core[][2 + {0x000081f8, 0x00000000}, + {0x000081fc, 0x00000000}, + {0x00008240, 0x00100000}, +- {0x00008244, 0x0010f400}, ++ {0x00008244, 0x0010f424}, + {0x00008248, 0x00000800}, +- {0x0000824c, 0x0001e800}, ++ {0x0000824c, 0x0001e848}, + {0x00008250, 0x00000000}, + {0x00008254, 0x00000000}, + {0x00008258, 0x00000000}, +--- a/drivers/net/wireless/ath/ath9k/ath9k.h ++++ b/drivers/net/wireless/ath/ath9k/ath9k.h +@@ -370,7 +370,7 @@ struct ath_vif { + * number of beacon intervals, the game's up. + */ + #define BSTUCK_THRESH 9 +-#define ATH_BCBUF 4 ++#define ATH_BCBUF 8 + #define ATH_DEFAULT_BINTVAL 100 /* TU */ + #define ATH_DEFAULT_BMISS_LIMIT 10 + #define IEEE80211_MS_TO_TU(x) (((x) * 1000) / 1024) +--- a/drivers/net/wireless/ath/ath9k/beacon.c ++++ b/drivers/net/wireless/ath/ath9k/beacon.c +@@ -91,7 +91,7 @@ static void ath_beacon_setup(struct ath_ + info.txpower = MAX_RATE_POWER; + info.keyix = ATH9K_TXKEYIX_INVALID; + info.keytype = ATH9K_KEY_TYPE_CLEAR; +- info.flags = ATH9K_TXDESC_NOACK | ATH9K_TXDESC_INTREQ; ++ info.flags = ATH9K_TXDESC_NOACK | ATH9K_TXDESC_CLRDMASK; + + info.buf_addr[0] = bf->bf_buf_addr; + info.buf_len[0] = roundup(skb->len, 4); +@@ -359,6 +359,11 @@ void ath_beacon_tasklet(unsigned long da + int slot; + u32 bfaddr, bc = 0; + ++ if (work_pending(&sc->hw_reset_work)) { ++ ath_dbg(common, RESET, ++ "reset work is pending, skip beaconing now\n"); ++ return; ++ } + /* + * Check if the previous beacon has gone out. If + * not don't try to post another, skip this period +@@ -369,6 +374,9 @@ void ath_beacon_tasklet(unsigned long da + if (ath9k_hw_numtxpending(ah, sc->beacon.beaconq) != 0) { + sc->beacon.bmisscnt++; + ++ if (!ath9k_hw_check_alive(ah)) ++ ieee80211_queue_work(sc->hw, &sc->hw_check_work); ++ + if (sc->beacon.bmisscnt < BSTUCK_THRESH * sc->nbcnvifs) { + ath_dbg(common, BSTUCK, + "missed %u consecutive beacons\n", +@@ -378,6 +386,7 @@ void ath_beacon_tasklet(unsigned long da + ath9k_hw_bstuck_nfcal(ah); + } else if (sc->beacon.bmisscnt >= BSTUCK_THRESH) { + ath_dbg(common, BSTUCK, "beacon is officially stuck\n"); ++ sc->beacon.bmisscnt = 0; + sc->sc_flags |= SC_OP_TSF_RESET; + ieee80211_queue_work(sc->hw, &sc->hw_reset_work); + } +@@ -650,6 +659,8 @@ static void ath_beacon_config_adhoc(stru + u32 tsf, intval, nexttbtt; + + ath9k_reset_beacon_status(sc); ++ if (!(sc->sc_flags & SC_OP_BEACONS)) ++ ath9k_hw_settsf64(ah, sc->beacon.bc_tstamp); + + intval = TU_TO_USEC(conf->beacon_interval); + tsf = roundup(ath9k_hw_gettsf32(ah) + TU_TO_USEC(FUDGE), intval); +--- a/drivers/net/wireless/ath/ath9k/eeprom_9287.c ++++ b/drivers/net/wireless/ath/ath9k/eeprom_9287.c +@@ -824,6 +824,8 @@ static void ath9k_hw_ar9287_set_txpower( + regulatory->max_power_level = ratesArray[i]; } - if (rxsp->status11 & AR_KeyMiss) ---- a/drivers/net/wireless/ath/carl9170/tx.c -+++ b/drivers/net/wireless/ath/carl9170/tx.c -@@ -1236,6 +1236,7 @@ static bool carl9170_tx_ps_drop(struct a ++ ath9k_hw_update_regulatory_maxpower(ah); ++ + if (test) + return; + +--- a/drivers/net/wireless/ath/ath9k/gpio.c ++++ b/drivers/net/wireless/ath/ath9k/gpio.c +@@ -41,6 +41,9 @@ void ath_init_leds(struct ath_softc *sc) { - struct ieee80211_sta *sta; - struct carl9170_sta_info *sta_info; -+ struct ieee80211_tx_info *tx_info; - - rcu_read_lock(); - sta = __carl9170_get_tx_sta(ar, skb); -@@ -1243,12 +1244,13 @@ static bool carl9170_tx_ps_drop(struct a - goto out_rcu; - - sta_info = (void *) sta->drv_priv; -- if (unlikely(sta_info->sleeping)) { -- struct ieee80211_tx_info *tx_info; -+ tx_info = IEEE80211_SKB_CB(skb); - -+ if (unlikely(sta_info->sleeping) && -+ !(tx_info->flags & (IEEE80211_TX_CTL_NO_PS_BUFFER | -+ IEEE80211_TX_CTL_CLEAR_PS_FILT))) { - rcu_read_unlock(); - -- tx_info = IEEE80211_SKB_CB(skb); - if (tx_info->flags & IEEE80211_TX_CTL_AMPDU) - atomic_dec(&ar->tx_ampdu_upload); - ---- a/drivers/net/wireless/iwlegacy/4965-mac.c -+++ b/drivers/net/wireless/iwlegacy/4965-mac.c -@@ -1694,7 +1694,7 @@ il4965_tx_skb(struct il_priv *il, struct - sta_priv = (void *)sta->drv_priv; - - if (sta_priv && sta_priv->asleep && -- (info->flags & IEEE80211_TX_CTL_POLL_RESPONSE)) { -+ (info->flags & IEEE80211_TX_CTL_NO_PS_BUFFER)) { - /* - * This sends an asynchronous command to the device, - * but we can rely on it being processed before the ---- a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c -+++ b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c -@@ -322,7 +322,7 @@ int iwlagn_tx_skb(struct iwl_priv *priv, - sta_priv = (void *)info->control.sta->drv_priv; - - if (sta_priv && sta_priv->asleep && -- (info->flags & IEEE80211_TX_CTL_POLL_RESPONSE)) { -+ (info->flags & IEEE80211_TX_CTL_NO_PS_BUFFER)) { - /* - * This sends an asynchronous command to the device, - * but we can rely on it being processed before the -@@ -331,6 +331,10 @@ int iwlagn_tx_skb(struct iwl_priv *priv, - * counter. - * For now set the counter to just 1 since we do not - * support uAPSD yet. -+ * -+ * FIXME: If we get two non-bufferable frames one -+ * after the other, we might only send out one of -+ * them because this is racy. - */ - iwl_sta_modify_sleep_tx_count(priv, sta_id, 1); + int ret; + ++ if (AR_SREV_9100(sc->sc_ah)) ++ return; ++ + if (sc->sc_ah->led_pin < 0) { + if (AR_SREV_9287(sc->sc_ah)) + sc->sc_ah->led_pin = ATH_LED_PIN_9287; +--- a/drivers/net/wireless/ath/ath9k/hw.c ++++ b/drivers/net/wireless/ath/ath9k/hw.c +@@ -142,6 +142,22 @@ bool ath9k_hw_wait(struct ath_hw *ah, u3 + } + EXPORT_SYMBOL(ath9k_hw_wait); + ++void ath9k_hw_synth_delay(struct ath_hw *ah, struct ath9k_channel *chan, ++ int hw_delay) ++{ ++ if (IS_CHAN_B(chan)) ++ hw_delay = (4 * hw_delay) / 22; ++ else ++ hw_delay /= 10; ++ ++ if (IS_CHAN_HALF_RATE(chan)) ++ hw_delay *= 2; ++ else if (IS_CHAN_QUARTER_RATE(chan)) ++ hw_delay *= 4; ++ ++ udelay(hw_delay + BASE_ACTIVATE_DELAY); ++} ++ + void ath9k_hw_write_array(struct ath_hw *ah, struct ar5416IniArray *array, + int column, unsigned int *writecnt) + { +@@ -388,8 +404,8 @@ static void ath9k_hw_init_config(struct + { + int i; + +- ah->config.dma_beacon_response_time = 2; +- ah->config.sw_beacon_response_time = 10; ++ ah->config.dma_beacon_response_time = 1; ++ ah->config.sw_beacon_response_time = 6; + ah->config.additional_swba_backoff = 0; + ah->config.ack_6mb = 0x0; + ah->config.cwm_ignore_extcca = 0; +@@ -971,7 +987,7 @@ void ath9k_hw_init_global_settings(struc + struct ath_common *common = ath9k_hw_common(ah); + struct ieee80211_conf *conf = &common->hw->conf; + const struct ath9k_channel *chan = ah->curchan; +- int acktimeout, ctstimeout; ++ int acktimeout, ctstimeout, ack_offset = 0; + int slottime; + int sifstime; + int rx_lat = 0, tx_lat = 0, eifs = 0; +@@ -992,6 +1008,11 @@ void ath9k_hw_init_global_settings(struc + rx_lat = 37; + tx_lat = 54; + ++ if (IS_CHAN_5GHZ(chan)) ++ sifstime = 16; ++ else ++ sifstime = 10; ++ + if (IS_CHAN_HALF_RATE(chan)) { + eifs = 175; + rx_lat *= 2; +@@ -999,8 +1020,9 @@ void ath9k_hw_init_global_settings(struc + if (IS_CHAN_A_FAST_CLOCK(ah, chan)) + tx_lat += 11; + ++ sifstime *= 2; ++ ack_offset = 16; + slottime = 13; +- sifstime = 32; + } else if (IS_CHAN_QUARTER_RATE(chan)) { + eifs = 340; + rx_lat = (rx_lat * 4) - 1; +@@ -1008,8 +1030,9 @@ void ath9k_hw_init_global_settings(struc + if (IS_CHAN_A_FAST_CLOCK(ah, chan)) + tx_lat += 22; + ++ sifstime *= 4; ++ ack_offset = 32; + slottime = 21; +- sifstime = 64; + } else { + if (AR_SREV_9287(ah) && AR_SREV_9287_13_OR_LATER(ah)) { + eifs = AR_D_GBL_IFS_EIFS_ASYNC_FIFO; +@@ -1023,14 +1046,10 @@ void ath9k_hw_init_global_settings(struc + tx_lat = MS(reg, AR_USEC_TX_LAT); + + slottime = ah->slottime; +- if (IS_CHAN_5GHZ(chan)) +- sifstime = 16; +- else +- sifstime = 10; } ---- a/drivers/net/wireless/p54/txrx.c -+++ b/drivers/net/wireless/p54/txrx.c -@@ -690,7 +690,7 @@ static void p54_tx_80211_header(struct p - if (!(info->flags & IEEE80211_TX_CTL_ASSIGN_SEQ)) - *flags |= P54_HDR_FLAG_DATA_OUT_SEQNR; - -- if (info->flags & IEEE80211_TX_CTL_POLL_RESPONSE) -+ if (info->flags & IEEE80211_TX_CTL_NO_PS_BUFFER) - *flags |= P54_HDR_FLAG_DATA_OUT_NOCANCEL; - - if (info->flags & IEEE80211_TX_CTL_CLEAR_PS_FILT) ---- a/include/net/mac80211.h -+++ b/include/net/mac80211.h -@@ -341,9 +341,9 @@ struct ieee80211_bss_conf { - * used to indicate that a frame was already retried due to PS - * @IEEE80211_TX_INTFL_DONT_ENCRYPT: completely internal to mac80211, - * used to indicate frame should not be encrypted -- * @IEEE80211_TX_CTL_POLL_RESPONSE: This frame is a response to a poll -- * frame (PS-Poll or uAPSD) and should be sent although the station -- * is in powersave mode. -+ * @IEEE80211_TX_CTL_NO_PS_BUFFER: This frame is a response to a poll -+ * frame (PS-Poll or uAPSD) or a non-bufferable MMPDU and must -+ * be sent although the station is in powersave mode. - * @IEEE80211_TX_CTL_MORE_FRAMES: More frames will be passed to the - * transmit function after the current frame, this can be used - * by drivers to kick the DMA queue only if unset or when the -@@ -399,7 +399,7 @@ enum mac80211_tx_control_flags { - IEEE80211_TX_INTFL_NEED_TXPROCESSING = BIT(14), - IEEE80211_TX_INTFL_RETRIED = BIT(15), - IEEE80211_TX_INTFL_DONT_ENCRYPT = BIT(16), -- IEEE80211_TX_CTL_POLL_RESPONSE = BIT(17), -+ IEEE80211_TX_CTL_NO_PS_BUFFER = BIT(17), - IEEE80211_TX_CTL_MORE_FRAMES = BIT(18), - IEEE80211_TX_INTFL_RETRANSMISSION = BIT(19), - /* hole at 20, use later */ -@@ -425,7 +425,7 @@ enum mac80211_tx_control_flags { - IEEE80211_TX_CTL_SEND_AFTER_DTIM | IEEE80211_TX_CTL_AMPDU | \ - IEEE80211_TX_STAT_TX_FILTERED | IEEE80211_TX_STAT_ACK | \ - IEEE80211_TX_STAT_AMPDU | IEEE80211_TX_STAT_AMPDU_NO_BACK | \ -- IEEE80211_TX_CTL_RATE_CTRL_PROBE | IEEE80211_TX_CTL_POLL_RESPONSE | \ -+ IEEE80211_TX_CTL_RATE_CTRL_PROBE | IEEE80211_TX_CTL_NO_PS_BUFFER | \ - IEEE80211_TX_CTL_MORE_FRAMES | IEEE80211_TX_CTL_LDPC | \ - IEEE80211_TX_CTL_STBC | IEEE80211_TX_STATUS_EOSP) - -@@ -659,6 +659,8 @@ ieee80211_tx_info_clear_status(struct ie - * @RX_FLAG_HT: HT MCS was used and rate_idx is MCS index - * @RX_FLAG_40MHZ: HT40 (40 MHz) was used - * @RX_FLAG_SHORT_GI: Short guard interval was used -+ * @RX_FLAG_NO_SIGNAL_VAL: The signal strength value is not present. -+ * Valid only for data frames (mainly A-MPDU) - */ - enum mac80211_rx_flags { - RX_FLAG_MMIC_ERROR = 1<<0, -@@ -672,6 +674,7 @@ enum mac80211_rx_flags { - RX_FLAG_HT = 1<<9, - RX_FLAG_40MHZ = 1<<10, - RX_FLAG_SHORT_GI = 1<<11, -+ RX_FLAG_NO_SIGNAL_VAL = 1<<12, - }; - - /** -@@ -1634,7 +1637,7 @@ void ieee80211_free_txskb(struct ieee802 - * the station sends a PS-Poll or a uAPSD trigger frame, mac80211 - * will inform the driver of this with the @allow_buffered_frames - * callback; this callback is optional. mac80211 will then transmit -- * the frames as usual and set the %IEEE80211_TX_CTL_POLL_RESPONSE -+ * the frames as usual and set the %IEEE80211_TX_CTL_NO_PS_BUFFER - * on each frame. The last frame in the service period (or the only - * response to a PS-Poll) also has %IEEE80211_TX_STATUS_EOSP set to - * indicate that it ends the service period; as this frame must have -@@ -1642,6 +1645,9 @@ void ieee80211_free_txskb(struct ieee802 - * When TX status is reported for this frame, the service period is - * marked has having ended and a new one can be started by the peer. - * -+ * Additionally, non-bufferable MMPDUs can also be transmitted by -+ * mac80211 with the %IEEE80211_TX_CTL_NO_PS_BUFFER set in them. -+ * - * Another race condition can happen on some devices like iwlwifi - * when there are frames queued for the station and it wakes up - * or polls; the frames that are already queued could end up being -@@ -2140,7 +2146,7 @@ enum ieee80211_frame_release_type { - * @allow_buffered_frames: Prepare device to allow the given number of frames - * to go out to the given station. The frames will be sent by mac80211 - * via the usual TX path after this call. The TX information for frames -- * released will also have the %IEEE80211_TX_CTL_POLL_RESPONSE flag set -+ * released will also have the %IEEE80211_TX_CTL_NO_PS_BUFFER flag set - * and the last one will also have %IEEE80211_TX_STATUS_EOSP set. In case - * frames from multiple TIDs are released and the driver might reorder - * them between the TIDs, it must set the %IEEE80211_TX_STATUS_EOSP flag + + /* As defined by IEEE 802.11-2007 17.3.8.6 */ +- acktimeout = slottime + sifstime + 3 * ah->coverage_class; ++ acktimeout = slottime + sifstime + 3 * ah->coverage_class + ack_offset; + ctstimeout = acktimeout; + + /* +@@ -1040,7 +1059,8 @@ void ath9k_hw_init_global_settings(struc + * BA frames in some implementations, but it has been found to fix ACK + * timeout issues in other cases as well. + */ +- if (conf->channel && conf->channel->band == IEEE80211_BAND_2GHZ) { ++ if (conf->channel && conf->channel->band == IEEE80211_BAND_2GHZ && ++ !IS_CHAN_HALF_RATE(chan) && !IS_CHAN_QUARTER_RATE(chan)) { + acktimeout += 64 - sifstime - ah->slottime; + ctstimeout += 48 - sifstime - ah->slottime; + } +@@ -1420,6 +1440,10 @@ static bool ath9k_hw_channel_change(stru + CHANNEL_5GHZ)); + mode_diff = (chan->chanmode != ah->curchan->chanmode); + ++ if ((ah->curchan->channelFlags | chan->channelFlags) & ++ (CHANNEL_HALF | CHANNEL_QUARTER)) ++ return false; ++ + for (qnum = 0; qnum < AR_NUM_QCU; qnum++) { + if (ath9k_hw_numtxpending(ah, qnum)) { + ath_dbg(common, QUEUE, +@@ -1453,7 +1477,7 @@ static bool ath9k_hw_channel_change(stru + return false; + } + ath9k_hw_set_clockrate(ah); +- ath9k_hw_apply_txpower(ah, chan); ++ ath9k_hw_apply_txpower(ah, chan, false); + ath9k_hw_rfbus_done(ah); + + if (IS_CHAN_OFDM(chan) || IS_CHAN_HT(chan)) +@@ -2724,7 +2748,8 @@ static int get_antenna_gain(struct ath_h + return ah->eep_ops->get_eeprom(ah, gain_param); + } + +-void ath9k_hw_apply_txpower(struct ath_hw *ah, struct ath9k_channel *chan) ++void ath9k_hw_apply_txpower(struct ath_hw *ah, struct ath9k_channel *chan, ++ bool test) + { + struct ath_regulatory *reg = ath9k_hw_regulatory(ah); + struct ieee80211_channel *channel; +@@ -2745,7 +2770,7 @@ void ath9k_hw_apply_txpower(struct ath_h + + ah->eep_ops->set_txpower(ah, chan, + ath9k_regd_get_ctl(reg, chan), +- ant_reduction, new_pwr, false); ++ ant_reduction, new_pwr, test); + } + + void ath9k_hw_set_txpowerlimit(struct ath_hw *ah, u32 limit, bool test) +@@ -2758,7 +2783,7 @@ void ath9k_hw_set_txpowerlimit(struct at + if (test) + channel->max_power = MAX_RATE_POWER / 2; + +- ath9k_hw_apply_txpower(ah, chan); ++ ath9k_hw_apply_txpower(ah, chan, test); + + if (test) + channel->max_power = DIV_ROUND_UP(reg->max_power_level, 2); +--- a/drivers/net/wireless/ath/ath9k/hw.h ++++ b/drivers/net/wireless/ath/ath9k/hw.h +@@ -923,6 +923,8 @@ void ath9k_hw_set_gpio(struct ath_hw *ah + void ath9k_hw_setantenna(struct ath_hw *ah, u32 antenna); + + /* General Operation */ ++void ath9k_hw_synth_delay(struct ath_hw *ah, struct ath9k_channel *chan, ++ int hw_delay); + bool ath9k_hw_wait(struct ath_hw *ah, u32 reg, u32 mask, u32 val, u32 timeout); + void ath9k_hw_write_array(struct ath_hw *ah, struct ar5416IniArray *array, + int column, unsigned int *writecnt); +@@ -976,7 +978,8 @@ void ath9k_hw_name(struct ath_hw *ah, ch + /* PHY */ + void ath9k_hw_get_delta_slope_vals(struct ath_hw *ah, u32 coef_scaled, + u32 *coef_mantissa, u32 *coef_exponent); +-void ath9k_hw_apply_txpower(struct ath_hw *ah, struct ath9k_channel *chan); ++void ath9k_hw_apply_txpower(struct ath_hw *ah, struct ath9k_channel *chan, ++ bool test); + + /* + * Code Specific to AR5008, AR9001 or AR9002, +--- a/drivers/net/wireless/ath/ath9k/mac.c ++++ b/drivers/net/wireless/ath/ath9k/mac.c +@@ -133,8 +133,16 @@ EXPORT_SYMBOL(ath9k_hw_updatetxtriglevel + + void ath9k_hw_abort_tx_dma(struct ath_hw *ah) + { ++ int maxdelay = 1000; + int i, q; + ++ if (ah->curchan) { ++ if (IS_CHAN_HALF_RATE(ah->curchan)) ++ maxdelay *= 2; ++ else if (IS_CHAN_QUARTER_RATE(ah->curchan)) ++ maxdelay *= 4; ++ } ++ + REG_WRITE(ah, AR_Q_TXD, AR_Q_TXD_M); + + REG_SET_BIT(ah, AR_PCU_MISC, AR_PCU_FORCE_QUIET_COLL | AR_PCU_CLEAR_VMF); +@@ -142,7 +150,7 @@ void ath9k_hw_abort_tx_dma(struct ath_hw + REG_SET_BIT(ah, AR_D_GBL_IFS_MISC, AR_D_GBL_IFS_MISC_IGNORE_BACKOFF); + + for (q = 0; q < AR_NUM_QCU; q++) { +- for (i = 0; i < 1000; i++) { ++ for (i = 0; i < maxdelay; i++) { + if (i) + udelay(5); + +--- a/drivers/net/wireless/ath/ath9k/main.c ++++ b/drivers/net/wireless/ath/ath9k/main.c +@@ -692,17 +692,6 @@ void ath9k_tasklet(unsigned long data) + goto out; + } + +- /* +- * Only run the baseband hang check if beacons stop working in AP or +- * IBSS mode, because it has a high false positive rate. For station +- * mode it should not be necessary, since the upper layers will detect +- * this through a beacon miss automatically and the following channel +- * change will trigger a hardware reset anyway +- */ +- if (ath9k_hw_numtxpending(ah, sc->beacon.beaconq) != 0 && +- !ath9k_hw_check_alive(ah)) +- ieee80211_queue_work(sc->hw, &sc->hw_check_work); +- + if ((status & ATH9K_INT_TSFOOR) && sc->ps_enabled) { + /* + * TSF sync does not look correct; remain awake to sync with --- a/net/mac80211/agg-rx.c +++ b/net/mac80211/agg-rx.c -@@ -187,6 +187,8 @@ static void ieee80211_send_addba_resp(st +@@ -200,6 +200,8 @@ static void ieee80211_send_addba_resp(st memcpy(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN); else if (sdata->vif.type == NL80211_IFTYPE_ADHOC) memcpy(mgmt->bssid, sdata->u.ibss.bssid, ETH_ALEN); @@ -254,7 +567,7 @@ memcpy(mgmt->bssid, sdata->vif.addr, ETH_ALEN); else if (sdata->vif.type == NL80211_IFTYPE_STATION) memcpy(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN); -@@ -471,6 +472,7 @@ int ieee80211_start_tx_ba_session(struct +@@ -484,6 +485,7 @@ int ieee80211_start_tx_ba_session(struct sdata->vif.type != NL80211_IFTYPE_MESH_POINT && sdata->vif.type != NL80211_IFTYPE_AP_VLAN && sdata->vif.type != NL80211_IFTYPE_AP && @@ -268,8 +581,8 @@ test_sta_flag(sta, WLAN_STA_##flg) ? #flg "\n" : "" int res = scnprintf(buf, sizeof(buf), -- "%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s", -+ "%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s", +- "%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s", ++ "%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s", TEST(AUTH), TEST(ASSOC), TEST(PS_STA), TEST(PS_DRIVER), TEST(AUTHORIZED), TEST(SHORT_PREAMBLE), @@ -280,7 +593,17 @@ TEST(TDLS_PEER_AUTH), TEST(4ADDR_EVENT), --- a/net/mac80211/iface.c +++ b/net/mac80211/iface.c -@@ -178,7 +178,6 @@ static int ieee80211_do_open(struct net_ +@@ -163,7 +163,8 @@ static int ieee80211_check_queues(struct + return -EINVAL; + } + +- if (sdata->vif.type != NL80211_IFTYPE_AP) { ++ if ((sdata->vif.type != NL80211_IFTYPE_AP) || ++ !(sdata->local->hw.flags & IEEE80211_HW_QUEUE_CONTROL)) { + sdata->vif.cab_queue = IEEE80211_INVAL_HW_QUEUE; + return 0; + } +@@ -281,7 +282,6 @@ static int ieee80211_do_open(struct net_ { struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); struct ieee80211_local *local = sdata->local; @@ -288,7 +611,7 @@ u32 changed = 0; int res; u32 hw_reconf_flags = 0; -@@ -309,28 +308,6 @@ static int ieee80211_do_open(struct net_ +@@ -427,28 +427,6 @@ static int ieee80211_do_open(struct net_ set_bit(SDATA_STATE_RUNNING, &sdata->state); @@ -317,17 +640,7 @@ /* * set_multicast_list will be invoked by the networking core * which will check whether any increments here were done in -@@ -357,8 +334,7 @@ static int ieee80211_do_open(struct net_ - netif_tx_start_all_queues(dev); - - return 0; -- err_del_interface: -- drv_remove_interface(local, sdata); -+ - err_stop: - if (!local->open_count) - drv_stop(local); -@@ -722,6 +698,70 @@ static void ieee80211_if_setup(struct ne +@@ -845,6 +823,70 @@ static void ieee80211_if_setup(struct ne dev->destructor = free_netdev; } @@ -360,7 +673,7 @@ + ieee802_11_parse_elems(mgmt->u.probe_resp.variable, + skb->len - baselen, &elems); + -+ rates = ieee80211_sta_get_rates(local, &elems, band); ++ rates = ieee80211_sta_get_rates(local, &elems, band, NULL); + + rcu_read_lock(); + @@ -398,7 +711,7 @@ static void ieee80211_iface_work(struct work_struct *work) { struct ieee80211_sub_if_data *sdata = -@@ -826,6 +866,9 @@ static void ieee80211_iface_work(struct +@@ -949,6 +991,9 @@ static void ieee80211_iface_work(struct break; ieee80211_mesh_rx_queued_mgmt(sdata, skb); break; @@ -410,45 +723,35 @@ break; --- a/net/mac80211/rx.c +++ b/net/mac80211/rx.c -@@ -177,7 +177,8 @@ ieee80211_add_rx_radiotap_header(struct - pos += 2; - - /* IEEE80211_RADIOTAP_DBM_ANTSIGNAL */ -- if (local->hw.flags & IEEE80211_HW_SIGNAL_DBM) { -+ if (local->hw.flags & IEEE80211_HW_SIGNAL_DBM && -+ !(status->flag & RX_FLAG_NO_SIGNAL_VAL)) { - *pos = status->signal; - rthdr->it_present |= - cpu_to_le32(1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL); -@@ -489,12 +490,12 @@ ieee80211_rx_mesh_check(struct ieee80211 - if (ieee80211_has_tods(hdr->frame_control) || - !ieee80211_has_fromds(hdr->frame_control)) - return RX_DROP_MONITOR; -- if (memcmp(hdr->addr3, dev_addr, ETH_ALEN) == 0) -+ if (compare_ether_addr(hdr->addr3, dev_addr) == 0) - return RX_DROP_MONITOR; - } else { - if (!ieee80211_has_a4(hdr->frame_control)) - return RX_DROP_MONITOR; -- if (memcmp(hdr->addr4, dev_addr, ETH_ALEN) == 0) -+ if (compare_ether_addr(hdr->addr4, dev_addr) == 0) - return RX_DROP_MONITOR; - } +@@ -103,7 +103,7 @@ static void + ieee80211_add_rx_radiotap_header(struct ieee80211_local *local, + struct sk_buff *skb, + struct ieee80211_rate *rate, +- int rtap_len) ++ int rtap_len, bool has_fcs) + { + struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(skb); + struct ieee80211_radiotap_header *rthdr; +@@ -134,7 +134,7 @@ ieee80211_add_rx_radiotap_header(struct } -@@ -1309,8 +1310,10 @@ ieee80211_rx_h_sta_process(struct ieee80 - - sta->rx_fragments++; - sta->rx_bytes += rx->skb->len; -- sta->last_signal = status->signal; -- ewma_add(&sta->avg_signal, -status->signal); -+ if (!(status->flag & RX_FLAG_NO_SIGNAL_VAL)) { -+ sta->last_signal = status->signal; -+ ewma_add(&sta->avg_signal, -status->signal); -+ } - /* - * Change STA power saving mode only at the end of a frame -@@ -2282,6 +2285,7 @@ ieee80211_rx_h_action(struct ieee80211_r + /* IEEE80211_RADIOTAP_FLAGS */ +- if (local->hw.flags & IEEE80211_HW_RX_INCLUDES_FCS) ++ if (has_fcs && (local->hw.flags & IEEE80211_HW_RX_INCLUDES_FCS)) + *pos |= IEEE80211_RADIOTAP_F_FCS; + if (status->flag & (RX_FLAG_FAILED_FCS_CRC | RX_FLAG_FAILED_PLCP_CRC)) + *pos |= IEEE80211_RADIOTAP_F_BADFCS; +@@ -294,7 +294,8 @@ ieee80211_rx_monitor(struct ieee80211_lo + } + + /* prepend radiotap information */ +- ieee80211_add_rx_radiotap_header(local, skb, rate, needed_headroom); ++ ieee80211_add_rx_radiotap_header(local, skb, rate, needed_headroom, ++ true); + + skb_reset_mac_header(skb); + skb->ip_summed = CHECKSUM_UNNECESSARY; +@@ -2282,6 +2283,7 @@ ieee80211_rx_h_action(struct ieee80211_r sdata->vif.type != NL80211_IFTYPE_MESH_POINT && sdata->vif.type != NL80211_IFTYPE_AP_VLAN && sdata->vif.type != NL80211_IFTYPE_AP && @@ -456,16 +759,7 @@ sdata->vif.type != NL80211_IFTYPE_ADHOC) break; -@@ -2336,7 +2340,7 @@ ieee80211_rx_h_action(struct ieee80211_r - if (sdata->vif.type != NL80211_IFTYPE_STATION) - break; - -- if (memcmp(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN)) -+ if (compare_ether_addr(mgmt->bssid, sdata->u.mgd.bssid)) - break; - - goto queue; -@@ -2492,14 +2496,15 @@ ieee80211_rx_h_mgmt(struct ieee80211_rx_ +@@ -2496,14 +2498,15 @@ ieee80211_rx_h_mgmt(struct ieee80211_rx_ if (!ieee80211_vif_is_mesh(&sdata->vif) && sdata->vif.type != NL80211_IFTYPE_ADHOC && @@ -483,7 +777,17 @@ break; case cpu_to_le16(IEEE80211_STYPE_ASSOC_RESP): case cpu_to_le16(IEEE80211_STYPE_REASSOC_RESP): -@@ -2853,10 +2858,16 @@ static int prepare_for_handlers(struct i +@@ -2567,7 +2570,8 @@ static void ieee80211_rx_cooked_monitor( + goto out_free_skb; + + /* prepend radiotap information */ +- ieee80211_add_rx_radiotap_header(local, skb, rate, needed_headroom); ++ ieee80211_add_rx_radiotap_header(local, skb, rate, needed_headroom, ++ false); + + skb_set_mac_header(skb, 0); + skb->ip_summed = CHECKSUM_UNNECESSARY; +@@ -2836,10 +2840,16 @@ static int prepare_for_handlers(struct i } break; case NL80211_IFTYPE_WDS: @@ -502,63 +806,9 @@ break; default: /* should never get here */ ---- a/net/mac80211/sta_info.c -+++ b/net/mac80211/sta_info.c -@@ -9,6 +9,7 @@ - - #include <linux/module.h> - #include <linux/init.h> -+#include <linux/etherdevice.h> - #include <linux/netdevice.h> - #include <linux/types.h> - #include <linux/slab.h> -@@ -101,7 +102,7 @@ struct sta_info *sta_info_get(struct iee - lockdep_is_held(&local->sta_mtx)); - while (sta) { - if (sta->sdata == sdata && -- memcmp(sta->sta.addr, addr, ETH_ALEN) == 0) -+ compare_ether_addr(sta->sta.addr, addr) == 0) - break; - sta = rcu_dereference_check(sta->hnext, - lockdep_is_held(&local->sta_mtx)); -@@ -124,7 +125,7 @@ struct sta_info *sta_info_get_bss(struct - while (sta) { - if ((sta->sdata == sdata || - (sta->sdata->bss && sta->sdata->bss == sdata->bss)) && -- memcmp(sta->sta.addr, addr, ETH_ALEN) == 0) -+ compare_ether_addr(sta->sta.addr, addr) == 0) - break; - sta = rcu_dereference_check(sta->hnext, - lockdep_is_held(&local->sta_mtx)); -@@ -1050,7 +1051,7 @@ static void ieee80211_send_null_response - * exchange. Also set EOSP to indicate this packet - * ends the poll/service period. - */ -- info->flags |= IEEE80211_TX_CTL_POLL_RESPONSE | -+ info->flags |= IEEE80211_TX_CTL_NO_PS_BUFFER | - IEEE80211_TX_STATUS_EOSP | - IEEE80211_TX_CTL_REQ_TX_STATUS; - -@@ -1177,7 +1178,7 @@ ieee80211_sta_ps_deliver_response(struct - * STA may still remain is PS mode after this frame - * exchange. - */ -- info->flags |= IEEE80211_TX_CTL_POLL_RESPONSE; -+ info->flags |= IEEE80211_TX_CTL_NO_PS_BUFFER; - - /* - * Use MoreData flag to indicate whether there are --- a/net/mac80211/sta_info.h +++ b/net/mac80211/sta_info.h -@@ -14,6 +14,7 @@ - #include <linux/if_ether.h> - #include <linux/workqueue.h> - #include <linux/average.h> -+#include <linux/etherdevice.h> - #include "key.h" - - /** -@@ -31,7 +32,6 @@ +@@ -32,7 +32,6 @@ * @WLAN_STA_SHORT_PREAMBLE: Station is capable of receiving short-preamble * frames. * @WLAN_STA_WME: Station is a QoS-STA. @@ -566,7 +816,7 @@ * @WLAN_STA_CLEAR_PS_FILT: Clear PS filter in hardware (using the * IEEE80211_TX_CTL_CLEAR_PS_FILT control flag) when the next * frame to this station is transmitted. -@@ -62,7 +62,6 @@ enum ieee80211_sta_info_flags { +@@ -64,7 +63,6 @@ enum ieee80211_sta_info_flags { WLAN_STA_AUTHORIZED, WLAN_STA_SHORT_PREAMBLE, WLAN_STA_WME, @@ -574,1405 +824,50 @@ WLAN_STA_CLEAR_PS_FILT, WLAN_STA_MFP, WLAN_STA_BLOCK_BA, -@@ -489,7 +488,7 @@ void for_each_sta_info_type_check(struct - nxt = _sta ? rcu_dereference(_sta->hnext) : NULL \ - ) \ - /* compare address and run code only if it matches */ \ -- if (memcmp(_sta->sta.addr, (_addr), ETH_ALEN) == 0) -+ if (compare_ether_addr(_sta->sta.addr, (_addr)) == 0) - - /* - * Get STA info by index, BROKEN! ---- a/net/mac80211/tx.c -+++ b/net/mac80211/tx.c -@@ -448,18 +448,23 @@ ieee80211_tx_h_unicast_ps_buf(struct iee - struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)tx->skb->data; - struct ieee80211_local *local = tx->local; - -- if (unlikely(!sta || -- ieee80211_is_probe_resp(hdr->frame_control) || -- ieee80211_is_auth(hdr->frame_control) || -- ieee80211_is_assoc_resp(hdr->frame_control) || -- ieee80211_is_reassoc_resp(hdr->frame_control))) -+ if (unlikely(!sta)) - return TX_CONTINUE; - - if (unlikely((test_sta_flag(sta, WLAN_STA_PS_STA) || - test_sta_flag(sta, WLAN_STA_PS_DRIVER)) && -- !(info->flags & IEEE80211_TX_CTL_POLL_RESPONSE))) { -+ !(info->flags & IEEE80211_TX_CTL_NO_PS_BUFFER))) { - int ac = skb_get_queue_mapping(tx->skb); - -+ /* only deauth, disassoc and action are bufferable MMPDUs */ -+ if (ieee80211_is_mgmt(hdr->frame_control) && -+ !ieee80211_is_deauth(hdr->frame_control) && -+ !ieee80211_is_disassoc(hdr->frame_control) && -+ !ieee80211_is_action(hdr->frame_control)) { -+ info->flags |= IEEE80211_TX_CTL_NO_PS_BUFFER; -+ return TX_CONTINUE; -+ } -+ - #ifdef CONFIG_MAC80211_VERBOSE_PS_DEBUG - printk(KERN_DEBUG "STA %pM aid %d: PS buffer for AC %d\n", - sta->sta.addr, sta->sta.aid, ac); -@@ -1060,6 +1065,7 @@ static bool ieee80211_tx_prep_agg(struct - { - bool queued = false; - bool reset_agg_timer = false; -+ struct sk_buff *purge_skb = NULL; - - if (test_bit(HT_AGG_STATE_OPERATIONAL, &tid_tx->state)) { - info->flags |= IEEE80211_TX_CTL_AMPDU; -@@ -1101,8 +1107,13 @@ static bool ieee80211_tx_prep_agg(struct - info->control.vif = &tx->sdata->vif; - info->flags |= IEEE80211_TX_INTFL_NEED_TXPROCESSING; - __skb_queue_tail(&tid_tx->pending, skb); -+ if (skb_queue_len(&tid_tx->pending) > STA_MAX_TX_BUFFER) -+ purge_skb = __skb_dequeue(&tid_tx->pending); - } - spin_unlock(&tx->sta->lock); -+ -+ if (purge_skb) -+ dev_kfree_skb(purge_skb); - } - - /* reset session timer */ ---- a/net/mac80211/ieee80211_i.h -+++ b/net/mac80211/ieee80211_i.h -@@ -480,7 +480,7 @@ struct ieee80211_if_ibss { - - bool control_port; - -- u8 bssid[ETH_ALEN]; -+ u8 bssid[ETH_ALEN] __aligned(2); - u8 ssid[IEEE80211_MAX_SSID_LEN]; - u8 ssid_len, ie_len; - u8 *ie; ---- a/net/mac80211/ibss.c -+++ b/net/mac80211/ibss.c -@@ -66,7 +66,7 @@ static void __ieee80211_sta_join_ibss(st - skb_reset_tail_pointer(skb); - skb_reserve(skb, sdata->local->hw.extra_tx_headroom); - -- if (memcmp(ifibss->bssid, bssid, ETH_ALEN)) -+ if (compare_ether_addr(ifibss->bssid, bssid)) - sta_info_flush(sdata->local, sdata); - - /* if merging, indicate to driver that we leave the old IBSS */ -@@ -403,7 +403,7 @@ static void ieee80211_rx_bss_info(struct - return; - - if (sdata->vif.type == NL80211_IFTYPE_ADHOC && -- memcmp(mgmt->bssid, sdata->u.ibss.bssid, ETH_ALEN) == 0) { -+ compare_ether_addr(mgmt->bssid, sdata->u.ibss.bssid) == 0) { - - rcu_read_lock(); - sta = sta_info_get(sdata, mgmt->sa); -@@ -508,7 +508,7 @@ static void ieee80211_rx_bss_info(struct - goto put_bss; - - /* same BSSID */ -- if (memcmp(cbss->bssid, sdata->u.ibss.bssid, ETH_ALEN) == 0) -+ if (compare_ether_addr(cbss->bssid, sdata->u.ibss.bssid) == 0) - goto put_bss; - - if (rx_status->flag & RX_FLAG_MACTIME_MPDU) { -@@ -831,8 +831,8 @@ static void ieee80211_rx_mgmt_probe_req( - if (!tx_last_beacon && is_multicast_ether_addr(mgmt->da)) - return; - -- if (memcmp(mgmt->bssid, ifibss->bssid, ETH_ALEN) != 0 && -- memcmp(mgmt->bssid, "\xff\xff\xff\xff\xff\xff", ETH_ALEN) != 0) -+ if (compare_ether_addr(mgmt->bssid, ifibss->bssid) != 0 && -+ !is_broadcast_ether_addr(mgmt->bssid)) - return; - - end = ((u8 *) mgmt) + len; ---- a/net/mac80211/mesh.c -+++ b/net/mac80211/mesh.c -@@ -204,7 +204,7 @@ int mesh_rmc_check(u8 *sa, struct ieee80 - kmem_cache_free(rm_cache, p); - --entries; - } else if ((seqnum == p->seqnum) && -- (memcmp(sa, p->sa, ETH_ALEN) == 0)) -+ (compare_ether_addr(sa, p->sa) == 0)) - return -1; - } - ---- a/net/mac80211/mesh_hwmp.c -+++ b/net/mac80211/mesh_hwmp.c -@@ -8,6 +8,7 @@ - */ - - #include <linux/slab.h> -+#include <linux/etherdevice.h> - #include <asm/unaligned.h> - #include "wme.h" - #include "mesh.h" -@@ -419,7 +420,7 @@ static u32 hwmp_route_info_get(struct ie - new_metric = MAX_METRIC; - exp_time = TU_TO_EXP_TIME(orig_lifetime); - -- if (memcmp(orig_addr, sdata->vif.addr, ETH_ALEN) == 0) { -+ if (compare_ether_addr(orig_addr, sdata->vif.addr) == 0) { - /* This MP is the originator, we are not interested in this - * frame, except for updating transmitter's path info. - */ -@@ -469,7 +470,7 @@ static u32 hwmp_route_info_get(struct ie - - /* Update and check transmitter routing info */ - ta = mgmt->sa; -- if (memcmp(orig_addr, ta, ETH_ALEN) == 0) -+ if (compare_ether_addr(orig_addr, ta) == 0) - fresh_info = false; - else { - fresh_info = true; -@@ -529,7 +530,7 @@ static void hwmp_preq_frame_process(stru - - mhwmp_dbg("received PREQ from %pM", orig_addr); - -- if (memcmp(target_addr, sdata->vif.addr, ETH_ALEN) == 0) { -+ if (compare_ether_addr(target_addr, sdata->vif.addr) == 0) { - mhwmp_dbg("PREQ is for us"); - forward = false; - reply = true; -@@ -624,7 +625,7 @@ static void hwmp_prep_frame_process(stru - mhwmp_dbg("received PREP from %pM", PREP_IE_ORIG_ADDR(prep_elem)); - - orig_addr = PREP_IE_ORIG_ADDR(prep_elem); -- if (memcmp(orig_addr, sdata->vif.addr, ETH_ALEN) == 0) -+ if (compare_ether_addr(orig_addr, sdata->vif.addr) == 0) - /* destination, no forwarding required */ - return; - -@@ -694,10 +695,12 @@ static void hwmp_perr_frame_process(stru - rcu_read_lock(); - mpath = mesh_path_lookup(target_addr, sdata); - if (mpath) { -+ struct sta_info *sta; -+ - spin_lock_bh(&mpath->state_lock); -+ sta = next_hop_deref_protected(mpath); - if (mpath->flags & MESH_PATH_ACTIVE && -- memcmp(ta, next_hop_deref_protected(mpath)->sta.addr, -- ETH_ALEN) == 0 && -+ compare_ether_addr(ta, sta->sta.addr) == 0 && - (!(mpath->flags & MESH_PATH_SN_VALID) || - SN_GT(target_sn, mpath->sn))) { - mpath->flags &= ~MESH_PATH_ACTIVE; -@@ -739,7 +742,7 @@ static void hwmp_rann_frame_process(stru - metric = rann->rann_metric; - - /* Ignore our own RANNs */ -- if (memcmp(orig_addr, sdata->vif.addr, ETH_ALEN) == 0) -+ if (compare_ether_addr(orig_addr, sdata->vif.addr) == 0) - return; - - mhwmp_dbg("received RANN from %pM (is_gate=%d)", orig_addr, -@@ -1064,7 +1067,7 @@ int mesh_nexthop_lookup(struct sk_buff * - if (time_after(jiffies, - mpath->exp_time - - msecs_to_jiffies(sdata->u.mesh.mshcfg.path_refresh_time)) && -- !memcmp(sdata->vif.addr, hdr->addr4, ETH_ALEN) && -+ !compare_ether_addr(sdata->vif.addr, hdr->addr4) && - !(mpath->flags & MESH_PATH_RESOLVING) && - !(mpath->flags & MESH_PATH_FIXED)) - mesh_queue_preq(mpath, PREQ_Q_F_START | PREQ_Q_F_REFRESH); ---- a/net/mac80211/mesh_pathtbl.c -+++ b/net/mac80211/mesh_pathtbl.c -@@ -350,7 +350,7 @@ static struct mesh_path *mpath_lookup(st - hlist_for_each_entry_rcu(node, n, bucket, list) { - mpath = node->mpath; - if (mpath->sdata == sdata && -- memcmp(dst, mpath->dst, ETH_ALEN) == 0) { -+ compare_ether_addr(dst, mpath->dst) == 0) { - if (MPATH_EXPIRED(mpath)) { - spin_lock_bh(&mpath->state_lock); - mpath->flags &= ~MESH_PATH_ACTIVE; -@@ -525,7 +525,7 @@ int mesh_path_add(u8 *dst, struct ieee80 - int err = 0; - u32 hash_idx; - -- if (memcmp(dst, sdata->vif.addr, ETH_ALEN) == 0) -+ if (compare_ether_addr(dst, sdata->vif.addr) == 0) - /* never add ourselves as neighbours */ - return -ENOTSUPP; - -@@ -566,7 +566,8 @@ int mesh_path_add(u8 *dst, struct ieee80 - err = -EEXIST; - hlist_for_each_entry(node, n, bucket, list) { - mpath = node->mpath; -- if (mpath->sdata == sdata && memcmp(dst, mpath->dst, ETH_ALEN) == 0) -+ if (mpath->sdata == sdata && -+ compare_ether_addr(dst, mpath->dst) == 0) - goto err_exists; - } - -@@ -657,7 +658,7 @@ int mpp_path_add(u8 *dst, u8 *mpp, struc - int err = 0; - u32 hash_idx; - -- if (memcmp(dst, sdata->vif.addr, ETH_ALEN) == 0) -+ if (compare_ether_addr(dst, sdata->vif.addr) == 0) - /* never add ourselves as neighbours */ - return -ENOTSUPP; - -@@ -694,7 +695,8 @@ int mpp_path_add(u8 *dst, u8 *mpp, struc - err = -EEXIST; - hlist_for_each_entry(node, n, bucket, list) { - mpath = node->mpath; -- if (mpath->sdata == sdata && memcmp(dst, mpath->dst, ETH_ALEN) == 0) -+ if (mpath->sdata == sdata && -+ compare_ether_addr(dst, mpath->dst) == 0) - goto err_exists; - } - -@@ -887,7 +889,7 @@ int mesh_path_del(u8 *addr, struct ieee8 - hlist_for_each_entry(node, n, bucket, list) { - mpath = node->mpath; - if (mpath->sdata == sdata && -- memcmp(addr, mpath->dst, ETH_ALEN) == 0) { -+ compare_ether_addr(addr, mpath->dst) == 0) { - __mesh_path_del(tbl, node); - goto enddel; - } ---- a/net/mac80211/mlme.c -+++ b/net/mac80211/mlme.c -@@ -1812,7 +1812,7 @@ ieee80211_rx_mgmt_auth(struct ieee80211_ - - memcpy(bssid, ifmgd->auth_data->bss->bssid, ETH_ALEN); - -- if (memcmp(bssid, mgmt->bssid, ETH_ALEN)) -+ if (compare_ether_addr(bssid, mgmt->bssid)) - return RX_MGMT_NONE; - - auth_alg = le16_to_cpu(mgmt->u.auth.auth_alg); -@@ -1893,7 +1893,7 @@ ieee80211_rx_mgmt_deauth(struct ieee8021 - return RX_MGMT_NONE; - - if (!ifmgd->associated || -- memcmp(mgmt->bssid, ifmgd->associated->bssid, ETH_ALEN)) -+ compare_ether_addr(mgmt->bssid, ifmgd->associated->bssid)) - return RX_MGMT_NONE; - - bssid = ifmgd->associated->bssid; -@@ -1925,7 +1925,7 @@ ieee80211_rx_mgmt_disassoc(struct ieee80 - return RX_MGMT_NONE; - - if (!ifmgd->associated || -- memcmp(mgmt->bssid, ifmgd->associated->bssid, ETH_ALEN)) -+ compare_ether_addr(mgmt->bssid, ifmgd->associated->bssid)) - return RX_MGMT_NONE; - - reason_code = le16_to_cpu(mgmt->u.disassoc.reason_code); -@@ -2190,7 +2190,7 @@ ieee80211_rx_mgmt_assoc_resp(struct ieee - - if (!assoc_data) - return RX_MGMT_NONE; -- if (memcmp(assoc_data->bss->bssid, mgmt->bssid, ETH_ALEN)) -+ if (compare_ether_addr(assoc_data->bss->bssid, mgmt->bssid)) - return RX_MGMT_NONE; - - /* -@@ -2278,8 +2278,8 @@ static void ieee80211_rx_bss_info(struct - bool need_ps = false; - - if (sdata->u.mgd.associated && -- memcmp(mgmt->bssid, sdata->u.mgd.associated->bssid, -- ETH_ALEN) == 0) { -+ compare_ether_addr(mgmt->bssid, sdata->u.mgd.associated->bssid) -+ == 0) { - bss = (void *)sdata->u.mgd.associated->priv; - /* not previously set so we may need to recalc */ - need_ps = !bss->dtim_period; -@@ -2334,7 +2334,7 @@ static void ieee80211_rx_mgmt_probe_resp - - ASSERT_MGD_MTX(ifmgd); - -- if (memcmp(mgmt->da, sdata->vif.addr, ETH_ALEN)) -+ if (compare_ether_addr(mgmt->da, sdata->vif.addr)) - return; /* ignore ProbeResp to foreign address */ - - baselen = (u8 *) mgmt->u.probe_resp.variable - (u8 *) mgmt; -@@ -2347,11 +2347,12 @@ static void ieee80211_rx_mgmt_probe_resp - ieee80211_rx_bss_info(sdata, mgmt, len, rx_status, &elems, false); - - if (ifmgd->associated && -- memcmp(mgmt->bssid, ifmgd->associated->bssid, ETH_ALEN) == 0) -+ compare_ether_addr(mgmt->bssid, ifmgd->associated->bssid) == 0) - ieee80211_reset_ap_probe(sdata); - - if (ifmgd->auth_data && !ifmgd->auth_data->bss->proberesp_ies && -- memcmp(mgmt->bssid, ifmgd->auth_data->bss->bssid, ETH_ALEN) == 0) { -+ compare_ether_addr(mgmt->bssid, ifmgd->auth_data->bss->bssid) -+ == 0) { - /* got probe response, continue with auth */ - printk(KERN_DEBUG "%s: direct probe responded\n", sdata->name); - ifmgd->auth_data->tries = 0; -@@ -2408,7 +2409,8 @@ static void ieee80211_rx_mgmt_beacon(str - return; - - if (ifmgd->assoc_data && !ifmgd->assoc_data->have_beacon && -- memcmp(mgmt->bssid, ifmgd->assoc_data->bss->bssid, ETH_ALEN) == 0) { -+ compare_ether_addr(mgmt->bssid, ifmgd->assoc_data->bss->bssid) -+ == 0) { - ieee802_11_parse_elems(mgmt->u.beacon.variable, - len - baselen, &elems); - -@@ -2423,7 +2425,7 @@ static void ieee80211_rx_mgmt_beacon(str - } - - if (!ifmgd->associated || -- memcmp(mgmt->bssid, ifmgd->associated->bssid, ETH_ALEN)) -+ compare_ether_addr(mgmt->bssid, ifmgd->associated->bssid)) - return; - bssid = ifmgd->associated->bssid; - -@@ -3285,7 +3287,7 @@ int ieee80211_mgd_assoc(struct ieee80211 - bool match; - - /* keep sta info, bssid if matching */ -- match = memcmp(ifmgd->bssid, req->bss->bssid, ETH_ALEN) == 0; -+ match = compare_ether_addr(ifmgd->bssid, req->bss->bssid) == 0; - ieee80211_destroy_auth_data(sdata, match); - } - -@@ -3407,7 +3409,7 @@ int ieee80211_mgd_assoc(struct ieee80211 - goto err_clear; - } - } else -- WARN_ON_ONCE(memcmp(ifmgd->bssid, req->bss->bssid, ETH_ALEN)); -+ WARN_ON_ONCE(compare_ether_addr(ifmgd->bssid, req->bss->bssid)); - - if (!bss->dtim_period && - sdata->local->hw.flags & IEEE80211_HW_NEED_DTIM_PERIOD) { -@@ -3448,7 +3450,7 @@ int ieee80211_mgd_deauth(struct ieee8021 - mutex_lock(&ifmgd->mtx); - - if (ifmgd->associated && -- memcmp(ifmgd->associated->bssid, req->bssid, ETH_ALEN) == 0) { -+ compare_ether_addr(ifmgd->associated->bssid, req->bssid) == 0) { - ieee80211_set_disassoc(sdata, false, true); - assoc_bss = true; - } else if (ifmgd->auth_data) { ---- a/net/mac80211/status.c -+++ b/net/mac80211/status.c -@@ -10,6 +10,7 @@ - */ - - #include <linux/export.h> -+#include <linux/etherdevice.h> - #include <net/mac80211.h> - #include <asm/unaligned.h> - #include "ieee80211_i.h" -@@ -377,7 +378,7 @@ void ieee80211_tx_status(struct ieee8021 - - for_each_sta_info(local, hdr->addr1, sta, tmp) { - /* skip wrong virtual interface */ -- if (memcmp(hdr->addr2, sta->sdata->vif.addr, ETH_ALEN)) -+ if (compare_ether_addr(hdr->addr2, sta->sdata->vif.addr)) - continue; - - if (info->flags & IEEE80211_TX_STATUS_EOSP) ---- a/net/wireless/mlme.c -+++ b/net/wireless/mlme.c -@@ -6,6 +6,7 @@ - - #include <linux/kernel.h> - #include <linux/module.h> -+#include <linux/etherdevice.h> - #include <linux/netdevice.h> - #include <linux/nl80211.h> - #include <linux/slab.h> -@@ -100,7 +101,7 @@ void __cfg80211_send_deauth(struct net_d - ASSERT_WDEV_LOCK(wdev); - - if (wdev->current_bss && -- memcmp(wdev->current_bss->pub.bssid, bssid, ETH_ALEN) == 0) { -+ compare_ether_addr(wdev->current_bss->pub.bssid, bssid) == 0) { - cfg80211_unhold_bss(wdev->current_bss); - cfg80211_put_bss(&wdev->current_bss->pub); - wdev->current_bss = NULL; -@@ -115,7 +116,7 @@ void __cfg80211_send_deauth(struct net_d - - reason_code = le16_to_cpu(mgmt->u.deauth.reason_code); - -- from_ap = memcmp(mgmt->sa, dev->dev_addr, ETH_ALEN) != 0; -+ from_ap = compare_ether_addr(mgmt->sa, dev->dev_addr) != 0; - __cfg80211_disconnected(dev, NULL, 0, reason_code, from_ap); - } else if (wdev->sme_state == CFG80211_SME_CONNECTING) { - __cfg80211_connect_result(dev, mgmt->bssid, NULL, 0, NULL, 0, -@@ -154,7 +155,7 @@ void __cfg80211_send_disassoc(struct net - return; - - if (wdev->current_bss && -- memcmp(wdev->current_bss->pub.bssid, bssid, ETH_ALEN) == 0) { -+ compare_ether_addr(wdev->current_bss->pub.bssid, bssid) == 0) { - cfg80211_sme_disassoc(dev, wdev->current_bss); - cfg80211_unhold_bss(wdev->current_bss); - cfg80211_put_bss(&wdev->current_bss->pub); -@@ -165,7 +166,7 @@ void __cfg80211_send_disassoc(struct net - - reason_code = le16_to_cpu(mgmt->u.disassoc.reason_code); - -- from_ap = memcmp(mgmt->sa, dev->dev_addr, ETH_ALEN) != 0; -+ from_ap = compare_ether_addr(mgmt->sa, dev->dev_addr) != 0; - __cfg80211_disconnected(dev, NULL, 0, reason_code, from_ap); - } - EXPORT_SYMBOL(__cfg80211_send_disassoc); -@@ -285,7 +286,7 @@ int __cfg80211_mlme_auth(struct cfg80211 - return -EINVAL; - - if (wdev->current_bss && -- memcmp(bssid, wdev->current_bss->pub.bssid, ETH_ALEN) == 0) -+ compare_ether_addr(bssid, wdev->current_bss->pub.bssid) == 0) - return -EALREADY; - - memset(&req, 0, sizeof(req)); -@@ -362,7 +363,7 @@ int __cfg80211_mlme_assoc(struct cfg8021 - memset(&req, 0, sizeof(req)); - - if (wdev->current_bss && prev_bssid && -- memcmp(wdev->current_bss->pub.bssid, prev_bssid, ETH_ALEN) == 0) { -+ compare_ether_addr(wdev->current_bss->pub.bssid, prev_bssid) == 0) { - /* - * Trying to reassociate: Allow this to proceed and let the old - * association to be dropped when the new one is completed. -@@ -446,7 +447,8 @@ int __cfg80211_mlme_deauth(struct cfg802 - - if (local_state_change) { - if (wdev->current_bss && -- memcmp(wdev->current_bss->pub.bssid, bssid, ETH_ALEN) == 0) { -+ compare_ether_addr(wdev->current_bss->pub.bssid, bssid) -+ == 0) { - cfg80211_unhold_bss(wdev->current_bss); - cfg80211_put_bss(&wdev->current_bss->pub); - wdev->current_bss = NULL; -@@ -495,7 +497,7 @@ static int __cfg80211_mlme_disassoc(stru - req.local_state_change = local_state_change; - req.ie = ie; - req.ie_len = ie_len; -- if (memcmp(wdev->current_bss->pub.bssid, bssid, ETH_ALEN) == 0) -+ if (compare_ether_addr(wdev->current_bss->pub.bssid, bssid) == 0) - req.bss = &wdev->current_bss->pub; - else - return -ENOTCONN; -@@ -758,8 +760,8 @@ int cfg80211_mlme_mgmt_tx(struct cfg8021 - break; - } - -- if (memcmp(wdev->current_bss->pub.bssid, -- mgmt->bssid, ETH_ALEN)) { -+ if (compare_ether_addr(wdev->current_bss->pub.bssid, -+ mgmt->bssid)) { - err = -ENOTCONN; - break; - } -@@ -772,8 +774,8 @@ int cfg80211_mlme_mgmt_tx(struct cfg8021 - break; - - /* for station, check that DA is the AP */ -- if (memcmp(wdev->current_bss->pub.bssid, -- mgmt->da, ETH_ALEN)) { -+ if (compare_ether_addr(wdev->current_bss->pub.bssid, -+ mgmt->da)) { - err = -ENOTCONN; - break; - } -@@ -781,11 +783,11 @@ int cfg80211_mlme_mgmt_tx(struct cfg8021 - case NL80211_IFTYPE_AP: - case NL80211_IFTYPE_P2P_GO: - case NL80211_IFTYPE_AP_VLAN: -- if (memcmp(mgmt->bssid, dev->dev_addr, ETH_ALEN)) -+ if (compare_ether_addr(mgmt->bssid, dev->dev_addr)) - err = -EINVAL; - break; - case NL80211_IFTYPE_MESH_POINT: -- if (memcmp(mgmt->sa, mgmt->bssid, ETH_ALEN)) { -+ if (compare_ether_addr(mgmt->sa, mgmt->bssid)) { - err = -EINVAL; - break; - } -@@ -804,7 +806,7 @@ int cfg80211_mlme_mgmt_tx(struct cfg8021 - return err; - } - -- if (memcmp(mgmt->sa, dev->dev_addr, ETH_ALEN) != 0) -+ if (compare_ether_addr(mgmt->sa, dev->dev_addr) != 0) - return -EINVAL; - - /* Transmit the Action frame as requested by user space */ ---- a/net/wireless/scan.c -+++ b/net/wireless/scan.c -@@ -378,7 +378,7 @@ static int cmp_bss_core(struct cfg80211_ - b->len_information_elements); - } - -- return memcmp(a->bssid, b->bssid, ETH_ALEN); -+ return compare_ether_addr(a->bssid, b->bssid); - } - - static int cmp_bss(struct cfg80211_bss *a, ---- a/drivers/net/wireless/ath/ath9k/Kconfig -+++ b/drivers/net/wireless/ath/ath9k/Kconfig -@@ -81,6 +81,14 @@ config ATH9K_DFS_CERTIFIED - developed. At this point enabling this option won't do anything - except increase code size. - -+config ATH9K_MAC_DEBUG -+ bool "Atheros MAC statistics" -+ depends on ATH9K_DEBUGFS -+ default y -+ ---help--- -+ This option enables collection of statistics for Rx/Tx status -+ data and some other MAC related statistics -+ - config ATH9K_RATE_CONTROL - bool "Atheros ath9k rate control" - depends on ATH9K ---- a/drivers/net/wireless/ath/ath9k/debug.c -+++ b/drivers/net/wireless/ath/ath9k/debug.c -@@ -818,6 +818,7 @@ void ath_debug_stat_tx(struct ath_softc - if (ts->ts_flags & ATH9K_TX_DELIM_UNDERRUN) - TX_STAT_INC(qnum, delim_underrun); - -+#ifdef CONFIG_ATH9K_MAC_DEBUG - spin_lock(&sc->debug.samp_lock); - TX_SAMP_DBG(jiffies) = jiffies; - TX_SAMP_DBG(rssi_ctl0) = ts->ts_rssi_ctl0; -@@ -844,6 +845,7 @@ void ath_debug_stat_tx(struct ath_softc - - sc->debug.tsidx = (sc->debug.tsidx + 1) % ATH_DBG_MAX_SAMPLES; - spin_unlock(&sc->debug.samp_lock); -+#endif - - #undef TX_SAMP_DBG - } -@@ -942,27 +944,6 @@ static ssize_t read_file_recv(struct fil - PHY_ERR("HT-RATE ERR", ATH9K_PHYERR_HT_RATE_ILLEGAL); - - len += snprintf(buf + len, size - len, -- "%22s : %10d\n", "RSSI-CTL0", -- sc->debug.stats.rxstats.rs_rssi_ctl0); -- len += snprintf(buf + len, size - len, -- "%22s : %10d\n", "RSSI-CTL1", -- sc->debug.stats.rxstats.rs_rssi_ctl1); -- len += snprintf(buf + len, size - len, -- "%22s : %10d\n", "RSSI-CTL2", -- sc->debug.stats.rxstats.rs_rssi_ctl2); -- len += snprintf(buf + len, size - len, -- "%22s : %10d\n", "RSSI-EXT0", -- sc->debug.stats.rxstats.rs_rssi_ext0); -- len += snprintf(buf + len, size - len, -- "%22s : %10d\n", "RSSI-EXT1", -- sc->debug.stats.rxstats.rs_rssi_ext1); -- len += snprintf(buf + len, size - len, -- "%22s : %10d\n", "RSSI-EXT2", -- sc->debug.stats.rxstats.rs_rssi_ext2); -- len += snprintf(buf + len, size - len, -- "%22s : %10d\n", "Rx Antenna", -- sc->debug.stats.rxstats.rs_antenna); -- len += snprintf(buf + len, size - len, - "%22s : %10u\n", "RX-Pkts-All", - sc->debug.stats.rxstats.rx_pkts_all); - len += snprintf(buf + len, size - len, -@@ -1009,16 +990,7 @@ void ath_debug_stat_rx(struct ath_softc - RX_PHY_ERR_INC(rs->rs_phyerr); - } - -- sc->debug.stats.rxstats.rs_rssi_ctl0 = rs->rs_rssi_ctl0; -- sc->debug.stats.rxstats.rs_rssi_ctl1 = rs->rs_rssi_ctl1; -- sc->debug.stats.rxstats.rs_rssi_ctl2 = rs->rs_rssi_ctl2; -- -- sc->debug.stats.rxstats.rs_rssi_ext0 = rs->rs_rssi_ext0; -- sc->debug.stats.rxstats.rs_rssi_ext1 = rs->rs_rssi_ext1; -- sc->debug.stats.rxstats.rs_rssi_ext2 = rs->rs_rssi_ext2; -- -- sc->debug.stats.rxstats.rs_antenna = rs->rs_antenna; -- -+#ifdef CONFIG_ATH9K_MAC_DEBUG - spin_lock(&sc->debug.samp_lock); - RX_SAMP_DBG(jiffies) = jiffies; - RX_SAMP_DBG(rssi_ctl0) = rs->rs_rssi_ctl0; -@@ -1035,6 +1007,8 @@ void ath_debug_stat_rx(struct ath_softc - sc->debug.rsidx = (sc->debug.rsidx + 1) % ATH_DBG_MAX_SAMPLES; - spin_unlock(&sc->debug.samp_lock); - -+#endif -+ - #undef RX_STAT_INC - #undef RX_PHY_ERR_INC - #undef RX_SAMP_DBG -@@ -1278,6 +1252,8 @@ static const struct file_operations fops - .llseek = default_llseek, - }; - -+#ifdef CONFIG_ATH9K_MAC_DEBUG -+ - void ath9k_debug_samp_bb_mac(struct ath_softc *sc) - { - #define ATH_SAMP_DBG(c) (sc->debug.bb_mac_samp[sc->debug.sampidx].c) -@@ -1551,6 +1527,7 @@ static const struct file_operations fops - .llseek = default_llseek, - }; - -+#endif - - int ath9k_init_debug(struct ath_hw *ah) - { -@@ -1604,8 +1581,10 @@ int ath9k_init_debug(struct ath_hw *ah) - &fops_base_eeprom); - debugfs_create_file("modal_eeprom", S_IRUSR, sc->debug.debugfs_phy, sc, - &fops_modal_eeprom); -+#ifdef CONFIG_ATH9K_MAC_DEBUG - debugfs_create_file("samples", S_IRUSR, sc->debug.debugfs_phy, sc, - &fops_samps); -+#endif - - debugfs_create_u32("gpio_mask", S_IRUSR | S_IWUSR, - sc->debug.debugfs_phy, &sc->sc_ah->gpio_mask); ---- a/drivers/net/wireless/ath/ath9k/debug.h -+++ b/drivers/net/wireless/ath/ath9k/debug.h -@@ -165,13 +165,6 @@ struct ath_rx_stats { - u32 post_delim_crc_err; - u32 decrypt_busy_err; - u32 phy_err_stats[ATH9K_PHYERR_MAX]; -- int8_t rs_rssi_ctl0; -- int8_t rs_rssi_ctl1; -- int8_t rs_rssi_ctl2; -- int8_t rs_rssi_ext0; -- int8_t rs_rssi_ext1; -- int8_t rs_rssi_ext2; -- u8 rs_antenna; - }; - - enum ath_reset_type { -@@ -235,16 +228,17 @@ struct ath9k_debug { - struct dentry *debugfs_phy; - u32 regidx; - struct ath_stats stats; -+#ifdef CONFIG_ATH9K_MAC_DEBUG - spinlock_t samp_lock; - struct ath_dbg_bb_mac_samp bb_mac_samp[ATH_DBG_MAX_SAMPLES]; - u8 sampidx; - u8 tsidx; - u8 rsidx; -+#endif - }; - - int ath9k_init_debug(struct ath_hw *ah); - --void ath9k_debug_samp_bb_mac(struct ath_softc *sc); - void ath_debug_stat_interrupt(struct ath_softc *sc, enum ath9k_int status); - void ath_debug_stat_tx(struct ath_softc *sc, struct ath_buf *bf, - struct ath_tx_status *ts, struct ath_txq *txq, -@@ -258,10 +252,6 @@ static inline int ath9k_init_debug(struc - return 0; - } - --static inline void ath9k_debug_samp_bb_mac(struct ath_softc *sc) --{ --} -- - static inline void ath_debug_stat_interrupt(struct ath_softc *sc, - enum ath9k_int status) - { -@@ -282,4 +272,17 @@ static inline void ath_debug_stat_rx(str - - #endif /* CONFIG_ATH9K_DEBUGFS */ - -+#ifdef CONFIG_ATH9K_MAC_DEBUG -+ -+void ath9k_debug_samp_bb_mac(struct ath_softc *sc); -+ -+#else -+ -+static inline void ath9k_debug_samp_bb_mac(struct ath_softc *sc) -+{ -+} -+ -+#endif -+ -+ - #endif /* DEBUG_H */ --- a/drivers/net/wireless/ath/ath9k/init.c +++ b/drivers/net/wireless/ath/ath9k/init.c -@@ -555,9 +555,11 @@ static int ath9k_init_softc(u16 devid, s - mutex_init(&sc->mutex); - #ifdef CONFIG_ATH9K_DEBUGFS - spin_lock_init(&sc->nodes_lock); -- spin_lock_init(&sc->debug.samp_lock); - INIT_LIST_HEAD(&sc->nodes); - #endif -+#ifdef CONFIG_ATH9K_MAC_DEBUG -+ spin_lock_init(&sc->debug.samp_lock); -+#endif - tasklet_init(&sc->intr_tq, ath9k_tasklet, (unsigned long)sc); - tasklet_init(&sc->bcon_tasklet, ath_beacon_tasklet, - (unsigned long)sc); ---- a/drivers/net/wireless/ath/ath9k/hw.c -+++ b/drivers/net/wireless/ath/ath9k/hw.c -@@ -1386,10 +1386,16 @@ static bool ath9k_hw_set_reset_reg(struc - static bool ath9k_hw_chip_reset(struct ath_hw *ah, - struct ath9k_channel *chan) - { -- if (AR_SREV_9280(ah) && ah->eep_ops->get_eeprom(ah, EEP_OL_PWRCTRL)) { -- if (!ath9k_hw_set_reset_reg(ah, ATH9K_RESET_POWER_ON)) -- return false; -- } else if (!ath9k_hw_set_reset_reg(ah, ATH9K_RESET_WARM)) -+ int reset_type = ATH9K_RESET_WARM; -+ -+ if (AR_SREV_9280(ah)) { -+ if (ah->eep_ops->get_eeprom(ah, EEP_OL_PWRCTRL)) -+ reset_type = ATH9K_RESET_POWER_ON; -+ else -+ reset_type = ATH9K_RESET_COLD; -+ } -+ -+ if (!ath9k_hw_set_reset_reg(ah, reset_type)) - return false; - - if (!ath9k_hw_setpower(ah, ATH9K_PM_AWAKE)) ---- a/drivers/net/wireless/ath/ath5k/base.c -+++ b/drivers/net/wireless/ath/ath5k/base.c -@@ -2330,15 +2330,6 @@ ath5k_calibrate_work(struct work_struct - "got new rfgain, resetting\n"); - ieee80211_queue_work(ah->hw, &ah->reset_work); - } -- -- /* TODO: On full calibration we should stop TX here, -- * so that it doesn't interfere (mostly due to gain_f -- * calibration that messes with tx packets -see phy.c). -- * -- * NOTE: Stopping the queues from above is not enough -- * to stop TX but saves us from disconecting (at least -- * we don't lose packets). */ -- ieee80211_stop_queues(ah->hw); - } else - ah->ah_cal_mask |= AR5K_CALIBRATION_SHORT; - -@@ -2353,10 +2344,9 @@ ath5k_calibrate_work(struct work_struct - ah->curchan->center_freq)); - - /* Clear calibration flags */ -- if (ah->ah_cal_mask & AR5K_CALIBRATION_FULL) { -- ieee80211_wake_queues(ah->hw); -+ if (ah->ah_cal_mask & AR5K_CALIBRATION_FULL) - ah->ah_cal_mask &= ~AR5K_CALIBRATION_FULL; -- } else if (ah->ah_cal_mask & AR5K_CALIBRATION_SHORT) -+ else if (ah->ah_cal_mask & AR5K_CALIBRATION_SHORT) - ah->ah_cal_mask &= ~AR5K_CALIBRATION_SHORT; - } - ---- a/drivers/net/wireless/ath/ath5k/phy.c -+++ b/drivers/net/wireless/ath/ath5k/phy.c -@@ -1871,31 +1871,15 @@ ath5k_hw_phy_calibrate(struct ath5k_hw * - ret = 0; - } - -- /* On full calibration do an AGC calibration and -- * request a PAPD probe for gainf calibration if -- * needed */ -- if (ah->ah_cal_mask & AR5K_CALIBRATION_FULL) { -+ /* On full calibration request a PAPD probe for -+ * gainf calibration if needed */ -+ if ((ah->ah_cal_mask & AR5K_CALIBRATION_FULL) && -+ (ah->ah_radio == AR5K_RF5111 || -+ ah->ah_radio == AR5K_RF5112) && -+ channel->hw_value != AR5K_MODE_11B) -+ ath5k_hw_request_rfgain_probe(ah); - -- AR5K_REG_ENABLE_BITS(ah, AR5K_PHY_AGCCTL, -- AR5K_PHY_AGCCTL_CAL); -- -- ret = ath5k_hw_register_timeout(ah, AR5K_PHY_AGCCTL, -- AR5K_PHY_AGCCTL_CAL | AR5K_PHY_AGCCTL_NF, -- 0, false); -- if (ret) { -- ATH5K_ERR(ah, -- "gain calibration timeout (%uMHz)\n", -- channel->center_freq); -- } -- -- if ((ah->ah_radio == AR5K_RF5111 || -- ah->ah_radio == AR5K_RF5112) -- && (channel->hw_value != AR5K_MODE_11B)) -- ath5k_hw_request_rfgain_probe(ah); -- } -- -- /* Update noise floor -- * XXX: Only do this after AGC calibration */ -+ /* Update noise floor */ - if (!(ah->ah_cal_mask & AR5K_CALIBRATION_NF)) - ath5k_hw_update_noise_floor(ah); - ---- a/drivers/net/wireless/ath/ath9k/recv.c -+++ b/drivers/net/wireless/ath/ath9k/recv.c -@@ -232,7 +232,6 @@ static void ath_rx_edma_cleanup(struct a - static void ath_rx_edma_init_queue(struct ath_rx_edma *rx_edma, int size) - { - skb_queue_head_init(&rx_edma->rx_fifo); -- skb_queue_head_init(&rx_edma->rx_buffers); - rx_edma->rx_fifo_hwsize = size; +@@ -647,6 +647,21 @@ void ath9k_reload_chainmask_settings(str + setup_ht_cap(sc, &sc->sbands[IEEE80211_BAND_5GHZ].ht_cap); } -@@ -658,7 +657,9 @@ static void ath_rx_ps(struct ath_softc * - } - - static bool ath_edma_get_buffers(struct ath_softc *sc, -- enum ath9k_rx_qtype qtype) -+ enum ath9k_rx_qtype qtype, -+ struct ath_rx_status *rs, -+ struct ath_buf **dest) - { - struct ath_rx_edma *rx_edma = &sc->rx.rx_edma[qtype]; - struct ath_hw *ah = sc->sc_ah; -@@ -677,7 +678,7 @@ static bool ath_edma_get_buffers(struct - dma_sync_single_for_cpu(sc->dev, bf->bf_buf_addr, - common->rx_bufsize, DMA_FROM_DEVICE); - -- ret = ath9k_hw_process_rxdesc_edma(ah, NULL, skb->data); -+ ret = ath9k_hw_process_rxdesc_edma(ah, rs, skb->data); - if (ret == -EINPROGRESS) { - /*let device gain the buffer again*/ - dma_sync_single_for_device(sc->dev, bf->bf_buf_addr, -@@ -690,20 +691,21 @@ static bool ath_edma_get_buffers(struct - /* corrupt descriptor, skip this one and the following one */ - list_add_tail(&bf->list, &sc->rx.rxbuf); - ath_rx_edma_buf_link(sc, qtype); -- skb = skb_peek(&rx_edma->rx_fifo); -- if (!skb) -- return true; - -- bf = SKB_CB_ATHBUF(skb); -- BUG_ON(!bf); -+ skb = skb_peek(&rx_edma->rx_fifo); -+ if (skb) { -+ bf = SKB_CB_ATHBUF(skb); -+ BUG_ON(!bf); - -- __skb_unlink(skb, &rx_edma->rx_fifo); -- list_add_tail(&bf->list, &sc->rx.rxbuf); -- ath_rx_edma_buf_link(sc, qtype); -- return true; -+ __skb_unlink(skb, &rx_edma->rx_fifo); -+ list_add_tail(&bf->list, &sc->rx.rxbuf); -+ ath_rx_edma_buf_link(sc, qtype); -+ } else { -+ bf = NULL; -+ } - } -- skb_queue_tail(&rx_edma->rx_buffers, skb); - -+ *dest = bf; - return true; - } - -@@ -711,18 +713,15 @@ static struct ath_buf *ath_edma_get_next - struct ath_rx_status *rs, - enum ath9k_rx_qtype qtype) ++static const struct ieee80211_iface_limit if_limits[] = { ++ { .max = 256, .types = BIT(NL80211_IFTYPE_STATION) | ++ BIT(NL80211_IFTYPE_P2P_CLIENT) | ++ BIT(NL80211_IFTYPE_WDS) }, ++ { .max = 8, .types = BIT(NL80211_IFTYPE_AP) | ++ BIT(NL80211_IFTYPE_P2P_GO) | ++ BIT(NL80211_IFTYPE_MESH_POINT) }, ++}; ++ ++static const struct ieee80211_iface_combination if_comb = { ++ .limits = if_limits, ++ .n_limits = ARRAY_SIZE(if_limits), ++ .max_interfaces = 256, ++ .num_different_channels = 1, ++}; + + void ath9k_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw) { -- struct ath_rx_edma *rx_edma = &sc->rx.rx_edma[qtype]; -- struct sk_buff *skb; -- struct ath_buf *bf; -+ struct ath_buf *bf = NULL; - -- while (ath_edma_get_buffers(sc, qtype)); -- skb = __skb_dequeue(&rx_edma->rx_buffers); -- if (!skb) -- return NULL; -+ while (ath_edma_get_buffers(sc, qtype, rs, &bf)) { -+ if (!bf) -+ continue; - -- bf = SKB_CB_ATHBUF(skb); -- ath9k_hw_process_rxdesc_edma(sc->sc_ah, rs, skb->data); -- return bf; -+ return bf; -+ } -+ return NULL; - } +@@ -676,6 +691,9 @@ void ath9k_set_hw_capab(struct ath_softc + BIT(NL80211_IFTYPE_ADHOC) | + BIT(NL80211_IFTYPE_MESH_POINT); - static struct ath_buf *ath_get_next_rx_buf(struct ath_softc *sc, -@@ -954,6 +953,7 @@ static void ath9k_process_rssi(struct at - struct ath_softc *sc = hw->priv; - struct ath_hw *ah = common->ah; - int last_rssi; -+ int rssi = rx_stats->rs_rssi; - - if (!rx_stats->is_mybeacon || - ((ah->opmode != NL80211_IFTYPE_STATION) && -@@ -965,13 +965,12 @@ static void ath9k_process_rssi(struct at - - last_rssi = sc->last_rssi; - if (likely(last_rssi != ATH_RSSI_DUMMY_MARKER)) -- rx_stats->rs_rssi = ATH_EP_RND(last_rssi, -- ATH_RSSI_EP_MULTIPLIER); -- if (rx_stats->rs_rssi < 0) -- rx_stats->rs_rssi = 0; -+ rssi = ATH_EP_RND(last_rssi, ATH_RSSI_EP_MULTIPLIER); -+ if (rssi < 0) -+ rssi = 0; - - /* Update Beacon RSSI, this is used by ANI. */ -- ah->stats.avgbrssi = rx_stats->rs_rssi; -+ ah->stats.avgbrssi = rssi; - } - - /* -@@ -988,8 +987,6 @@ static int ath9k_rx_skb_preprocess(struc - { - struct ath_hw *ah = common->ah; - -- memset(rx_status, 0, sizeof(struct ieee80211_rx_status)); -- - /* - * everything but the rate is checked here, the rate check is done - * separately to avoid doing two lookups for a rate for each frame. -@@ -1011,6 +1008,8 @@ static int ath9k_rx_skb_preprocess(struc - rx_status->signal = ah->noise + rx_stats->rs_rssi; - rx_status->antenna = rx_stats->rs_antenna; - rx_status->flag |= RX_FLAG_MACTIME_MPDU; -+ if (rx_stats->rs_moreaggr) -+ rx_status->flag |= RX_FLAG_NO_SIGNAL_VAL; - - return 0; - } -@@ -1845,6 +1844,8 @@ int ath_rx_tasklet(struct ath_softc *sc, - if (sc->sc_flags & SC_OP_RXFLUSH) - goto requeue_drop_frag; - -+ memset(rxs, 0, sizeof(struct ieee80211_rx_status)); ++ hw->wiphy->iface_combinations = &if_comb; ++ hw->wiphy->n_iface_combinations = 1; + - rxs->mactime = (tsf & ~0xffffffffULL) | rs.rs_tstamp; - if (rs.rs_tstamp > tsf_lower && - unlikely(rs.rs_tstamp - tsf_lower > 0x10000000)) ---- a/drivers/net/wireless/ath/ath9k/beacon.c -+++ b/drivers/net/wireless/ath/ath9k/beacon.c -@@ -91,7 +91,7 @@ static void ath_beacon_setup(struct ath_ - info.txpower = MAX_RATE_POWER; - info.keyix = ATH9K_TXKEYIX_INVALID; - info.keytype = ATH9K_KEY_TYPE_CLEAR; -- info.flags = ATH9K_TXDESC_NOACK; -+ info.flags = ATH9K_TXDESC_NOACK | ATH9K_TXDESC_INTREQ; - - info.buf_addr[0] = bf->bf_buf_addr; - info.buf_len[0] = roundup(skb->len, 4); -@@ -355,7 +355,6 @@ void ath_beacon_tasklet(unsigned long da - struct ath_common *common = ath9k_hw_common(ah); - struct ath_buf *bf = NULL; - struct ieee80211_vif *vif; -- struct ath_tx_status ts; - bool edma = !!(ah->caps.hw_caps & ATH9K_HW_CAP_EDMA); - int slot; - u32 bfaddr, bc = 0; -@@ -462,11 +461,6 @@ void ath_beacon_tasklet(unsigned long da - ath9k_hw_txstart(ah, sc->beacon.beaconq); - - sc->beacon.ast_be_xmit += bc; /* XXX per-vif? */ -- if (edma) { -- spin_lock_bh(&sc->sc_pcu_lock); -- ath9k_hw_txprocdesc(ah, bf->bf_desc, (void *)&ts); -- spin_unlock_bh(&sc->sc_pcu_lock); -- } - } - } - ---- a/drivers/net/wireless/ath/ath9k/mac.c -+++ b/drivers/net/wireless/ath/ath9k/mac.c -@@ -745,7 +745,11 @@ int ath9k_hw_beaconq_setup(struct ath_hw - qi.tqi_aifs = 1; - qi.tqi_cwmin = 0; - qi.tqi_cwmax = 0; -- /* NB: don't enable any interrupts */ -+ -+ if (ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) -+ qi.tqi_qflags = TXQ_FLAG_TXOKINT_ENABLE | -+ TXQ_FLAG_TXERRINT_ENABLE; -+ - return ath9k_hw_setuptxqueue(ah, ATH9K_TX_QUEUE_BEACON, &qi); - } - EXPORT_SYMBOL(ath9k_hw_beaconq_setup); ---- a/drivers/net/wireless/ath/ath9k/main.c -+++ b/drivers/net/wireless/ath/ath9k/main.c -@@ -118,13 +118,15 @@ void ath9k_ps_restore(struct ath_softc * - if (--sc->ps_usecount != 0) - goto unlock; - -- if (sc->ps_idle && (sc->ps_flags & PS_WAIT_FOR_TX_ACK)) -+ if (sc->ps_flags & PS_WAIT_FOR_TX_ACK) -+ goto unlock; -+ -+ if (sc->ps_idle) - mode = ATH9K_PM_FULL_SLEEP; - else if (sc->ps_enabled && - !(sc->ps_flags & (PS_WAIT_FOR_BEACON | - PS_WAIT_FOR_CAB | -- PS_WAIT_FOR_PSPOLL_DATA | -- PS_WAIT_FOR_TX_ACK))) -+ PS_WAIT_FOR_PSPOLL_DATA))) - mode = ATH9K_PM_NETWORK_SLEEP; - else - goto unlock; -@@ -1559,6 +1561,7 @@ static int ath9k_config(struct ieee80211 - struct ath_hw *ah = sc->sc_ah; - struct ath_common *common = ath9k_hw_common(ah); - struct ieee80211_conf *conf = &hw->conf; -+ bool reset_channel = false; - - ath9k_ps_wakeup(sc); - mutex_lock(&sc->mutex); -@@ -1567,6 +1570,12 @@ static int ath9k_config(struct ieee80211 - sc->ps_idle = !!(conf->flags & IEEE80211_CONF_IDLE); - if (sc->ps_idle) - ath_cancel_work(sc); -+ else -+ /* -+ * The chip needs a reset to properly wake up from -+ * full sleep -+ */ -+ reset_channel = ah->chip_fullsleep; - } + if (AR_SREV_5416(sc->sc_ah)) + hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT; - /* -@@ -1595,7 +1604,7 @@ static int ath9k_config(struct ieee80211 - } - } - -- if (changed & IEEE80211_CONF_CHANGE_CHANNEL) { -+ if ((changed & IEEE80211_CONF_CHANGE_CHANNEL) || reset_channel) { - struct ieee80211_channel *curchan = hw->conf.channel; - int pos = curchan->hw_value; - int old_pos = -1; -@@ -1955,6 +1964,7 @@ static void ath9k_config_bss(struct ath_ - sc->sc_flags &= ~SC_OP_ANI_RUN; - del_timer_sync(&common->ani.timer); - memset(&sc->caldata, 0, sizeof(sc->caldata)); -+ ath9k_hw_ani_init(sc->sc_ah); - } - } - -@@ -2300,6 +2310,7 @@ static int ath9k_tx_last_beacon(struct i - struct ath_vif *avp; - struct ath_buf *bf; - struct ath_tx_status ts; -+ bool edma = !!(ah->caps.hw_caps & ATH9K_HW_CAP_EDMA); - int status; - - vif = sc->beacon.bslot[0]; -@@ -2310,7 +2321,7 @@ static int ath9k_tx_last_beacon(struct i - if (!avp->is_bslot_active) - return 0; - -- if (!sc->beacon.tx_processed) { -+ if (!sc->beacon.tx_processed && !edma) { - tasklet_disable(&sc->bcon_tasklet); - - bf = avp->av_bcbuf; ---- a/drivers/net/wireless/ath/ath9k/xmit.c -+++ b/drivers/net/wireless/ath/ath9k/xmit.c -@@ -2296,9 +2296,12 @@ void ath_tx_edma_tasklet(struct ath_soft - break; - } - -- /* Skip beacon completions */ -- if (ts.qid == sc->beacon.beaconq) -+ /* Process beacon completions separately */ -+ if (ts.qid == sc->beacon.beaconq) { -+ sc->beacon.tx_processed = true; -+ sc->beacon.tx_last = !(ts.ts_status & ATH9K_TXERR_MASK); - continue; -+ } - - txq = &sc->tx.txq[ts.qid]; - ---- a/drivers/net/wireless/ath/ath9k/ath9k.h -+++ b/drivers/net/wireless/ath/ath9k/ath9k.h -@@ -299,7 +299,6 @@ struct ath_tx { - - struct ath_rx_edma { - struct sk_buff_head rx_fifo; -- struct sk_buff_head rx_buffers; - u32 rx_fifo_hwsize; - }; - ---- a/drivers/net/wireless/ath/ath9k/ani.c -+++ b/drivers/net/wireless/ath/ath9k/ani.c -@@ -46,8 +46,8 @@ static const struct ani_ofdm_level_entry - { 5, 4, 1 }, /* lvl 5 */ - { 6, 5, 1 }, /* lvl 6 */ - { 7, 6, 1 }, /* lvl 7 */ -- { 7, 7, 1 }, /* lvl 8 */ -- { 7, 8, 0 } /* lvl 9 */ -+ { 7, 6, 0 }, /* lvl 8 */ -+ { 7, 7, 0 } /* lvl 9 */ - }; - #define ATH9K_ANI_OFDM_NUM_LEVEL \ - ARRAY_SIZE(ofdm_level_table) -@@ -91,8 +91,8 @@ static const struct ani_cck_level_entry - { 4, 0 }, /* lvl 4 */ - { 5, 0 }, /* lvl 5 */ - { 6, 0 }, /* lvl 6 */ -- { 7, 0 }, /* lvl 7 (only for high rssi) */ -- { 8, 0 } /* lvl 8 (only for high rssi) */ -+ { 6, 0 }, /* lvl 7 (only for high rssi) */ -+ { 7, 0 } /* lvl 8 (only for high rssi) */ - }; - - #define ATH9K_ANI_CCK_NUM_LEVEL \ -@@ -290,16 +290,9 @@ static void ath9k_hw_set_ofdm_nil(struct - ATH9K_ANI_FIRSTEP_LEVEL, - entry_ofdm->fir_step_level); - -- if ((ah->opmode != NL80211_IFTYPE_STATION && -- ah->opmode != NL80211_IFTYPE_ADHOC) || -- aniState->noiseFloor <= aniState->rssiThrHigh) { -- if (aniState->ofdmWeakSigDetectOff) -- /* force on ofdm weak sig detect */ -- ath9k_hw_ani_control(ah, -- ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION, -- true); -- else if (aniState->ofdmWeakSigDetectOff == -- entry_ofdm->ofdm_weak_signal_on) -+ if ((aniState->noiseFloor >= aniState->rssiThrHigh) && -+ (aniState->ofdmWeakSigDetectOff != -+ entry_ofdm->ofdm_weak_signal_on)) { - ath9k_hw_ani_control(ah, - ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION, - entry_ofdm->ofdm_weak_signal_on); -@@ -717,26 +710,30 @@ void ath9k_hw_ani_monitor(struct ath_hw - ofdmPhyErrRate, aniState->cckNoiseImmunityLevel, - cckPhyErrRate, aniState->ofdmsTurn); - -- if (aniState->listenTime > 5 * ah->aniperiod) { -- if (ofdmPhyErrRate <= ah->config.ofdm_trig_low && -- cckPhyErrRate <= ah->config.cck_trig_low) { -+ if (aniState->listenTime > ah->aniperiod) { -+ if (cckPhyErrRate < ah->config.cck_trig_low && -+ ((ofdmPhyErrRate < ah->config.ofdm_trig_low && -+ aniState->ofdmNoiseImmunityLevel < -+ ATH9K_ANI_OFDM_DEF_LEVEL) || -+ (ofdmPhyErrRate < ATH9K_ANI_OFDM_TRIG_LOW_ABOVE_INI && -+ aniState->ofdmNoiseImmunityLevel >= -+ ATH9K_ANI_OFDM_DEF_LEVEL))) { - ath9k_hw_ani_lower_immunity(ah); - aniState->ofdmsTurn = !aniState->ofdmsTurn; -- } -- ath9k_ani_restart(ah); -- } else if (aniState->listenTime > ah->aniperiod) { -- /* check to see if need to raise immunity */ -- if (ofdmPhyErrRate > ah->config.ofdm_trig_high && -- (cckPhyErrRate <= ah->config.cck_trig_high || -- aniState->ofdmsTurn)) { -+ } else if ((ofdmPhyErrRate > ah->config.ofdm_trig_high && -+ aniState->ofdmNoiseImmunityLevel >= -+ ATH9K_ANI_OFDM_DEF_LEVEL) || -+ (ofdmPhyErrRate > -+ ATH9K_ANI_OFDM_TRIG_HIGH_BELOW_INI && -+ aniState->ofdmNoiseImmunityLevel < -+ ATH9K_ANI_OFDM_DEF_LEVEL)) { - ath9k_hw_ani_ofdm_err_trigger(ah); -- ath9k_ani_restart(ah); - aniState->ofdmsTurn = false; - } else if (cckPhyErrRate > ah->config.cck_trig_high) { - ath9k_hw_ani_cck_err_trigger(ah); -- ath9k_ani_restart(ah); - aniState->ofdmsTurn = true; - } -+ ath9k_ani_restart(ah); - } - } - EXPORT_SYMBOL(ath9k_hw_ani_monitor); -@@ -911,3 +908,4 @@ void ath9k_hw_ani_init(struct ath_hw *ah - ath9k_ani_restart(ah); - ath9k_enable_mib_counters(ah); - } -+EXPORT_SYMBOL(ath9k_hw_ani_init); ---- a/drivers/net/wireless/ath/ath9k/ani.h -+++ b/drivers/net/wireless/ath/ath9k/ani.h -@@ -25,11 +25,13 @@ - - /* units are errors per second */ - #define ATH9K_ANI_OFDM_TRIG_HIGH_OLD 500 --#define ATH9K_ANI_OFDM_TRIG_HIGH_NEW 1000 -+#define ATH9K_ANI_OFDM_TRIG_HIGH_NEW 3500 -+#define ATH9K_ANI_OFDM_TRIG_HIGH_BELOW_INI 1000 - - /* units are errors per second */ - #define ATH9K_ANI_OFDM_TRIG_LOW_OLD 200 - #define ATH9K_ANI_OFDM_TRIG_LOW_NEW 400 -+#define ATH9K_ANI_OFDM_TRIG_LOW_ABOVE_INI 900 - - /* units are errors per second */ - #define ATH9K_ANI_CCK_TRIG_HIGH_OLD 200 -@@ -53,7 +55,7 @@ - #define ATH9K_ANI_RSSI_THR_LOW 7 - - #define ATH9K_ANI_PERIOD_OLD 100 --#define ATH9K_ANI_PERIOD_NEW 1000 -+#define ATH9K_ANI_PERIOD_NEW 300 - - /* in ms */ - #define ATH9K_ANI_POLLINTERVAL_OLD 100 ---- a/drivers/net/wireless/ath/ath9k/ar5008_phy.c -+++ b/drivers/net/wireless/ath/ath9k/ar5008_phy.c -@@ -1056,46 +1056,8 @@ static bool ar5008_hw_ani_control_old(st - break; - } - case ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION:{ -- static const int m1ThreshLow[] = { 127, 50 }; -- static const int m2ThreshLow[] = { 127, 40 }; -- static const int m1Thresh[] = { 127, 0x4d }; -- static const int m2Thresh[] = { 127, 0x40 }; -- static const int m2CountThr[] = { 31, 16 }; -- static const int m2CountThrLow[] = { 63, 48 }; - u32 on = param ? 1 : 0; - -- REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW, -- AR_PHY_SFCORR_LOW_M1_THRESH_LOW, -- m1ThreshLow[on]); -- REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW, -- AR_PHY_SFCORR_LOW_M2_THRESH_LOW, -- m2ThreshLow[on]); -- REG_RMW_FIELD(ah, AR_PHY_SFCORR, -- AR_PHY_SFCORR_M1_THRESH, -- m1Thresh[on]); -- REG_RMW_FIELD(ah, AR_PHY_SFCORR, -- AR_PHY_SFCORR_M2_THRESH, -- m2Thresh[on]); -- REG_RMW_FIELD(ah, AR_PHY_SFCORR, -- AR_PHY_SFCORR_M2COUNT_THR, -- m2CountThr[on]); -- REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW, -- AR_PHY_SFCORR_LOW_M2COUNT_THR_LOW, -- m2CountThrLow[on]); -- -- REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT, -- AR_PHY_SFCORR_EXT_M1_THRESH_LOW, -- m1ThreshLow[on]); -- REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT, -- AR_PHY_SFCORR_EXT_M2_THRESH_LOW, -- m2ThreshLow[on]); -- REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT, -- AR_PHY_SFCORR_EXT_M1_THRESH, -- m1Thresh[on]); -- REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT, -- AR_PHY_SFCORR_EXT_M2_THRESH, -- m2Thresh[on]); -- - if (on) - REG_SET_BIT(ah, AR_PHY_SFCORR_LOW, - AR_PHY_SFCORR_LOW_USE_SELF_CORR_LOW); ---- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c -+++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c -@@ -824,55 +824,6 @@ static bool ar9003_hw_ani_control(struct - * on == 0 means more noise imm - */ - u32 on = param ? 1 : 0; -- /* -- * make register setting for default -- * (weak sig detect ON) come from INI file -- */ -- int m1ThreshLow = on ? -- aniState->iniDef.m1ThreshLow : m1ThreshLow_off; -- int m2ThreshLow = on ? -- aniState->iniDef.m2ThreshLow : m2ThreshLow_off; -- int m1Thresh = on ? -- aniState->iniDef.m1Thresh : m1Thresh_off; -- int m2Thresh = on ? -- aniState->iniDef.m2Thresh : m2Thresh_off; -- int m2CountThr = on ? -- aniState->iniDef.m2CountThr : m2CountThr_off; -- int m2CountThrLow = on ? -- aniState->iniDef.m2CountThrLow : m2CountThrLow_off; -- int m1ThreshLowExt = on ? -- aniState->iniDef.m1ThreshLowExt : m1ThreshLowExt_off; -- int m2ThreshLowExt = on ? -- aniState->iniDef.m2ThreshLowExt : m2ThreshLowExt_off; -- int m1ThreshExt = on ? -- aniState->iniDef.m1ThreshExt : m1ThreshExt_off; -- int m2ThreshExt = on ? -- aniState->iniDef.m2ThreshExt : m2ThreshExt_off; -- -- REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW, -- AR_PHY_SFCORR_LOW_M1_THRESH_LOW, -- m1ThreshLow); -- REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW, -- AR_PHY_SFCORR_LOW_M2_THRESH_LOW, -- m2ThreshLow); -- REG_RMW_FIELD(ah, AR_PHY_SFCORR, -- AR_PHY_SFCORR_M1_THRESH, m1Thresh); -- REG_RMW_FIELD(ah, AR_PHY_SFCORR, -- AR_PHY_SFCORR_M2_THRESH, m2Thresh); -- REG_RMW_FIELD(ah, AR_PHY_SFCORR, -- AR_PHY_SFCORR_M2COUNT_THR, m2CountThr); -- REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW, -- AR_PHY_SFCORR_LOW_M2COUNT_THR_LOW, -- m2CountThrLow); -- -- REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT, -- AR_PHY_SFCORR_EXT_M1_THRESH_LOW, m1ThreshLowExt); -- REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT, -- AR_PHY_SFCORR_EXT_M2_THRESH_LOW, m2ThreshLowExt); -- REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT, -- AR_PHY_SFCORR_EXT_M1_THRESH, m1ThreshExt); -- REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT, -- AR_PHY_SFCORR_EXT_M2_THRESH, m2ThreshExt); - - if (on) - REG_SET_BIT(ah, AR_PHY_SFCORR_LOW, ---- a/drivers/net/wireless/rt2x00/rt2x00dev.c -+++ b/drivers/net/wireless/rt2x00/rt2x00dev.c -@@ -430,10 +430,14 @@ void rt2x00lib_txdone(struct queue_entry - /* - * If the data queue was below the threshold before the txdone - * handler we must make sure the packet queue in the mac80211 stack -- * is reenabled when the txdone handler has finished. -+ * is reenabled when the txdone handler has finished. This has to be -+ * serialized with rt2x00mac_tx(), otherwise we can wake up queue -+ * before it was stopped. - */ -+ spin_lock_bh(&entry->queue->tx_lock); - if (!rt2x00queue_threshold(entry->queue)) - rt2x00queue_unpause_queue(entry->queue); -+ spin_unlock_bh(&entry->queue->tx_lock); - } - EXPORT_SYMBOL_GPL(rt2x00lib_txdone); - ---- a/drivers/net/wireless/rt2x00/rt2x00mac.c -+++ b/drivers/net/wireless/rt2x00/rt2x00mac.c -@@ -152,13 +152,22 @@ void rt2x00mac_tx(struct ieee80211_hw *h - if (unlikely(rt2x00queue_write_tx_frame(queue, skb, false))) - goto exit_fail; - -+ /* -+ * Pausing queue has to be serialized with rt2x00lib_txdone(). Note -+ * we should not use spin_lock_bh variant as bottom halve was already -+ * disabled before ieee80211_xmit() call. -+ */ -+ spin_lock(&queue->tx_lock); - if (rt2x00queue_threshold(queue)) - rt2x00queue_pause_queue(queue); -+ spin_unlock(&queue->tx_lock); - - return; - - exit_fail: -+ spin_lock(&queue->tx_lock); - rt2x00queue_pause_queue(queue); -+ spin_unlock(&queue->tx_lock); - exit_free_skb: - ieee80211_free_txskb(hw, skb); - } ---- a/drivers/net/wireless/rt2x00/rt2x00queue.c -+++ b/drivers/net/wireless/rt2x00/rt2x00queue.c -@@ -619,6 +619,9 @@ int rt2x00queue_write_tx_frame(struct da - else if (test_bit(REQUIRE_DMA, &queue->rt2x00dev->cap_flags)) - rt2x00queue_align_frame(skb); - -+ /* -+ * That function must be called with bh disabled. -+ */ - spin_lock(&queue->tx_lock); - - if (unlikely(rt2x00queue_full(queue))) { +--- a/net/mac80211/ibss.c ++++ b/net/mac80211/ibss.c +@@ -455,8 +455,8 @@ static void ieee80211_rx_bss_info(struct + * fall back to HT20 if we don't use or use + * the other extension channel + */ +- if ((channel_type == NL80211_CHAN_HT40MINUS || +- channel_type == NL80211_CHAN_HT40PLUS) && ++ if (!(channel_type == NL80211_CHAN_HT40MINUS || ++ channel_type == NL80211_CHAN_HT40PLUS) || + channel_type != sdata->u.ibss.channel_type) + sta_ht_cap_new.cap &= + ~IEEE80211_HT_CAP_SUP_WIDTH_20_40; |